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View Full Version : General Astronomy

  1. Telescopes
  2. [SOLVED] Astronomy Q&A Game
  3. Lisa!!
  4. Astronomy events
  5. New Jupiter Phenomenon
  6. Likelyhood of Extraterrestrial Intelligence
  7. matter in space create red shift
  8. where did the heat come from
  9. Magnetic fluid spacecraft
  10. density of dark energy in Planck units
  11. The Sun's Fire
  12. Theory of everything
  13. Magnetic Crunch
  14. Prof. Kaku's approach on why we haven't met intelligent E.T. life.
  15. Pluto
  16. Visits to the moon
  17. What is Time?
  18. Two Black Holes. No singularity.
  19. rotation of earth
  20. Interstellar Travel
  21. Perpendicular orbits?
  22. uniform vs progressive solar system formation
  23. Congratulations, Jen!
  24. Midwesterners take a meteorite shower
  25. the core
  26. [SOLVED] Pluto's wierd orbit
  27. Multiuniverses
  28. Trouble for discrete space-time?
  29. New Mars Photos
  30. Dark Energy
  31. Red shift
  32. Cauchy horizon singularities
  33. Magnetic Fields of Neutron Stars
  34. Centre of the universe
  35. information
  36. Jupiter is up to 58 moons! (more likely)
  37. Mars Landing
  38. Proof of cause of gravity
  39. Light and the ether
  40. Oh no! Not again ...
  41. Big rip
  42. seti@home
  43. Europa and the possibilty of habitibility
  44. Simpsons & Light Pollution
  45. 200,000 years for 1mg of antimatter?
  46. Is this why solar systems are flat?
  47. gravity
  48. Rivers & whirlpools of spacetime
  49. Black hole event horizon as surface of spacetime symmetry
  50. moving mass good or indifferent?
  51. [SOLVED] Black Holes vs wormholes
  52. Voyager 1 and Voyager 2
  53. inhabited black holes
  54. "Skinny" galaxy harbors massive black hole at core
  55. dimensionless cosmology---getting rid of units
  56. The CORE
  57. gravity
  58. Challenge - A problem in astronomy
  59. Multi - Verse is true
  60. Cosmology Question - Please Help
  61. Nagging question about inflation of universe
  62. [SOLVED] IN the Future... Blackholes or Wormholes
  63. What happens to a Black hole when they die?
  64. [SOLVED] Einstein was right about the speed of gravity
  65. colliding stars.......need help
  66. Electrons in intergalactic space.
  67. Visual binaries question
  68. How big is milky way ?
  69. Einstein's cross
  70. Moving galaxy
  71. Why 1 dimensional discrete space?
  72. hadronic matter
  73. sheets of galaxy clusters
  74. Alternative forms of the Friedmann equations
  75. If you go fast enough will you turn into a black hole
  76. how far
  77. the solar calendar...
  78. Quanitized Space & Black Hole Formation
  79. S.A.R.S Could this be the result of inbound Particles...
  80. higgs
  81. What does one calorie per cubic mile mean to you?
  82. C not constant ?
  83. Suicidal Black Holes
  84. The Quantization of Area (black hole event horizons)
  85. Precession betrays Nemesis position?
  86. Gravity of the Sun?
  87. Anybody know the name of this mission?
  88. What are your ideas about describing Planck units?
  89. opposits
  90. How much does the sun weigh?
  91. What happened before the Big Bang?
  92. [SOLVED] This seems kind of weird, but...is there really no such thing as gravity in
  93. Expand Then Crunch?
  94. What is the universe?
  95. What do you make of this?
  96. Radius of cosmological mass-energy symmetry?
  97. nything beyond the known universe boundaries?
  98. Eternal recurrence
  99. Big Bang Bubble?
  100. False Vacuum
  101. Are Refinements to Newton’s Calculations Necessary?
  102. Age of the universe.
  103. [SOLVED] Photon structure - light decyphering
  104. Expansion? Contraction?
  105. A great 16 page paper in quantum cosmology
  106. Cosmological Redshift
  107. Rings and things.
  108. Saturns B ring spokes.
  109. The truth is out there
  110. Cosmological redshift: how much energy has gone missing?
  111. galactic rotation anomally
  112. Was the first moon landing a fake?
  113. [SOLVED] Black Holes: Viable Scientific Theory? Or Voo-Doo Science?
  114. Best books on cosmology?
  115. To conquest the Universe
  116. question re GP-3 orbiting gyroscopes test of relativity
  117. Why does Gravity occur?
  118. Poll: Is the universe finite?
  119. Lunar Eclipse
  120. solar neutrino and hot jupitar
  121. What is the current radius of the observable universe?
  122. The Hawking wattage of a black hole
  123. Tutorial on Hawking radiation
  124. What is the critical density of the universe?
  125. Source of Energy for the Rotation of Earth
  126. early planetary formation thought
  127. Tutorial on rho crit
  128. Aliens/Intelligant Life forms, do they exist?
  129. Does the sun bend light?
  130. So marcus
  131. Z/A in the Chandrasekhar formula
  132. What's your favorite brief survey of modern cosmology?
  133. The Marcus Conjecture
  134. How long before the sun goes red giant?
  135. A toolkit for working with natural units
  136. star birth
  137. Black Hole Singularities
  138. Need some advice on telescope
  139. Naked Singularities
  140. Murphy's Galactic Gizmo
  141. size
  142. directions in the sky
  143. calculating supernova yield
  144. Earth viewed from Mars orbit
  145. Gravity and the vacuum
  146. earth from mars
  147. Lee Smolin predicted dark energy back in 1995
  148. 3pi/Lambda = area of cosmological horizon
  149. [SOLVED] Space: Is it a place? Or is it a physical entity?
  150. Helium stars
  151. What is your guess at Drake's answer?
  152. NASA scientists discover the beginning of time. (Their description)
  153. information
  154. What's your estimate of the other Drake equation?
  155. seasons
  156. Vipers amazing theroy on life in the universe!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
  157. Milky Way's settelite galaxy
  158. possible new expansion history
  159. Space Genetics
  160. Fact or Fiction?
  161. Which is the metric of the Universe?
  162. tevatron
  163. Nebulas
  164. Gyroscope Effect on Uranus
  165. critical mass
  166. Our solar system speed
  167. Information request about Galaxies
  168. are we lonely?
  169. expantion
  170. Light Years And Expanding Universe
  171. [SOLVED] Iron Fusion In Stars
  172. Need advice/opinions on a telescope
  173. Moonset; Pic of the Day from NASA
  174. BBC Report: Big changes on Mars
  175. Hubble constant
  176. binary star
  177. Bad astronomy spurs good laughter
  178. The moon.
  179. What is Dark Matter?
  180. Universe can surf the Big Rip; Nature article
  181. The Direction of Space
  182. A question of Planetary formation.
  183. 2 sites
  184. Does nonbaryonic dark matter exist?
  185. Orion XT10
  186. Mars closest to earth
  187. Fast vs. Slow
  188. Model of Universe Allowing Creation of Particles
  189. Nailing those Galaxies
  190. Strange star puzzles astronomers: BBC
  191. Veil Lifts on Massive Stars' Birth; Space.com
  192. is the Sun spherical or oval?
  193. The moons' spiraling oribts
  194. calculation of Eternity
  195. scary statistics
  196. New 3-D Pictures of the Sun; Also new wide-angle Hubble Pics
  197. nebula
  198. [SOLVED] Some questions about galaxys
  199. Why just Dark Matter ?
  200. hubble and doppler
  201. the effect of gravity on light
  202. Number of Universes
  203. Lightyears and age
  204. Earth rise
  205. Second black hole may lurk at Milky Way's heart
  206. white hole / black hole theory
  207. big bang=white hole
  208. 96 percent of cosmos puzzles astronomers
  209. CMB Haze Effect
  210. The Triple Torus Theory
  211. What's really happening here?
  212. Phobos shines!
  213. Lineweaver(May 2003)--web's best cosmology tutorial
  214. What's there to see in the night sky at this time of year?
  215. what is gravity?
  216. vision on Venus
  217. More evidence of water on Mars: BBC report
  218. Missions to the outer planets
  219. Was the Big Bang a White Hole ?
  220. Flat Star
  221. Mars-56million km closer to earth
  222. telescope
  223. Falling object at c
  224. Solar System Similar to Ours Found
  225. Center of the Univers
  226. Absolute 0 at the before the begging
  227. schematics of a black hole
  228. Number of galaxies
  229. Why do we only see one side of the moon?
  230. End of our Solar system...?
  231. Sunless "solar"system
  232. the universe is not expanding
  233. Hubble constant measurement
  234. Sunny weather.
  235. Good black hole article on sciam
  236. 12.8 Billion Year Old Planet!
  237. before big bang
  238. Flat vs finite universe
  239. redshift
  240. Why study curved space?
  241. Why is inflation thought necessary in std. cosm.?
  242. Why does light escape stars?
  243. Is moon useful to the earth ?
  244. [SOLVED] Hertzsprung-Russell diagram
  245. Another daily web page.
  246. On the topic of curved spacetimes
  247. searching for a string explanation
  248. What is our actual Hubble "speed" ?
  249. time zero glitch fades out/less need for inflation
  250. The "Hubble speed" of Imagine
  251. twisting space
  252. Oldest Know World Discovered
  253. Asteroid hazard revised: Nature.com
  254. birkeland currents
  255. nebulas and protostars
  256. After the Big Bang
  257. just an idea....
  258. Possibility of Betelgeuse exploding in near future...
  259. Models for Compactification from Inflation?
  260. brief perspective on notion of the big bang
  261. 70 sextillion stars
  262. Backyard Paparazzi to the Star
  263. Supernova candidate
  264. The beginning/end of the universe
  265. Newfound Stars are Huge, Powerful and Frantic: Space.com
  266. How you picture the expansion of space.
  267. Your picture of universe's timeline
  268. cosmological constant
  269. J1148+5251
  270. Star Processing!
  271. Trace page
  272. Americans still positive about space program
  273. How would you rate your area as a star gazing spot?
  274. Before Big Bang
  275. Dark Energy
  276. NASA promises to break culture of silence: CNN
  277. Mist and mystery of Mars: water spots
  278. Martian warm spots could be towers of ice: Newscientists.com
  279. the begining
  280. black hole black body
  281. Space Program
  282. New Theory: Catastrophe Created Mars' Moons: Space.com
  283. Redshift
  284. Favorite Astronomy Photo
  285. Strange Spots on Mars: Space.com
  286. Evidence for a finite universe
  287. How much entropy is in the universe?
  288. Picturing the history of the world's expansion
  289. relationship between color of stars and their heat intensitiy
  290. The Rings of Earth
  291. new players needed in Astronomy gamethread
  292. The temperature of black holes
  293. The Shadow of Dark energy
  294. Galactic Cannibalism
  295. What should we do with the retired Hubble?
  296. How should we retire the Hubble?
  297. The universe as a computer
  298. [SOLVED] Does the universe specify a mass limit?
  299. Moon Derives From Earth, Space Object, Study Says: Nat' Geographic.com
  300. Mars the size of the moon!
  301. foggy scope
  302. moon mars and ISS
  303. China to launch a man into space on Oct 10th?
  304. the Limitations of Intergalactic Travel
  305. Background Radiation & Neutrino Questions
  306. Mars Watch: Where is the Red Planet Now?
  307. Glitter, Balloons and Jell-O, a model of the Universe.
  308. Element Rarity
  309. A thought about our universe.
  310. Humble Hubble a star that will not fade
  311. plenty of wet, rocky planets
  312. Carbonates found on Mars: Physicsweb.org
  313. the finite bang fallacy rears its head again
  314. another B.Forums blooper: "It grows at the speed of light"
  315. superluminal recession speeds
  316. Meridian Circle ?
  317. SIRTF launched!
  318. Europe's moon shot using ion propulsion
  319. Tragedy in Brazil's new space program
  320. Mars: The Solved and Unsolved Mysteries: Space.com
  321. black holes
  322. ISS sighting
  323. Solar Filters and Camera
  324. where can I find...
  325. expantion
  326. the quantum solar haiku
  327. New uses for G?
  328. Round One: Big Bang vs. Little Bang...
  329. rotation
  330. The center of the universe?
  331. Astronomy Magazine
  332. Inflation witout a beginning
  333. Doppler shift and red/blue shift
  334. Armageddon?
  335. Simple universe model
  336. Asteroid danger in 2014 downplayed: BBC
  337. information loss
  338. Mars' Lumpy Landforms: Space.com pic
  339. NASA's new IR scope
  340. orbits of planets and stuff
  341. Universe turned inside out at time zero
  342. a random thought
  343. nanosecond pulsars
  344. How Cold
  345. Venus possibly habitable for billions of years: Newscientist.com
  346. Kepler's 2nd Law
  347. BOOM in B flat please...
  348. Big Bang never happened?
  349. Supermassive Black Hole Sings for Its Supper: Scientific American
  350. Why Astronomy?
  351. What manner of nonsense is this?
  352. Hubble Gets Superb View of Saturn and Rings: Space.com
  353. The size of the universe
  354. half-light radius
  355. What IS the Spacetime fabric?
  356. Number of stars
  357. Mass from redshifted radiation
  358. The Cosmological Constant
  359. angular momentum, torque and eccentricity
  360. escape velocity
  361. Jupiter probe nears fiery end: BBC
  362. Call to extend [mainstream] alien life search: BBC
  363. Homemade Telescopes
  364. wave ratings for mirrors
  365. Giant star caught swallowing three planets: Newscientist.com
  366. The James Webb space telescope
  367. Crash into Jupiter with Galileo
  368. Galileo! Galileo! 1989-2003, a Space oddity or Bohemian Rhapsopdy?
  369. Cosmologists' greatest blunder?
  370. Parrellel Universes
  371. Giant star swallows three planets
  372. New On-line Cosmology Calculator
  373. The earth expands?
  374. We’ll miss you, Galileo
  375. Deorbiting possible?
  376. Gamma burst danger
  377. Gravitational Radiation
  378. Space rock's close call: BBC
  379. The Closest Gas Giant
  380. Pluto mission still on
  381. Detailed Look at Milky Way Gobbling a Galaxy: Space.com
  382. Forces other than gravity
  383. Dwarfs and energy
  384. luminosity and flux
  385. Sunspots
  386. Meteorite wrecks houses in India: BBC
  387. Are blackholes............
  388. Dark matter detected? (1 Oct. preprint)
  389. the world is looking up
  390. Schoolboy's photo amazes Nasa: Flaming Meteor
  391. SETI's New Ears: Tech TV News
  392. Question for Nereid
  393. Communication with Extraterrestrial Life
  394. Astronomy Napster
  395. Astronomy, Cosmology, and physics of old
  396. Titan may have oily oceans: BBC
  397. Orbits: Elliptical vs. Parabolic
  398. Least-energy Orbits
  399. Center of the Universe?
  400. New Photos of 'Astounding' Mars: space.com
  401. Star '37 Gem' called most likely home to aliens: CNN
  402. Is the universe a dodecahedron?
  403. New View Of The Universe
  404. Jupiter's Giant Red Spot
  405. evolution
  406. a simple experiment
  407. wanna buy the moon?
  408. microlensing might detect planets as well as MACHOs
  409. [SOLVED] Weight of planets
  410. very good question
  411. Influence of planets on planets
  412. Gravity of planets
  413. Collission of the galaxies
  414. gravity
  415. Long-lost near-Earth asteroid spotted: New Scientist
  416. Geometry in Space
  417. 21 new moons around Jupiter.
  418. Question About Elliptical Orbits
  419. TODAY: "...a nice opportunity for anyone to view sunspots"
  420. Mystery Spot on Jupiter Baffles Astronomers
  421. WMAP Data Analysis Flawed
  422. Solar storm 'could spark catastrophe': Ananova
  423. Dark matter discovery: Bail me out, guys?
  424. how they find weights of planets?
  425. astroids
  426. gravity bounce?
  427. Major Flare Today: Sun Kicks Up Biggest Storm in Years
  428. fine tuning
  429. About Time!!
  430. setti
  431. 1000 GRBs a day
  432. if there were aliens
  433. energy
  434. blue shift and red shift
  435. expanding of the universe
  436. Sun more active than for a millennium: New Scientist
  437. Important
  438. Anthropic principle
  439. more BH stuff
  440. Nearest galaxy
  441. Spacecraft reaches edge of solar system: CNN
  442. Refractor Telescopes
  443. Oscillating Unvierse Theory and the 2nd law of Thermodynamics
  444. New light on Martian mystery: BBC
  445. Variable Speed of Light Cosmology: An Alternative to Inflation
  446. distance of stars
  447. galactic merger?
  448. age of the universe
  449. redshift anomaly
  450. Universe from nothing
  451. Powering Jupiter Probes
  452. A Couple Questions.........
  453. Closer Galaxy?
  454. AntiMatter
  455. Age of the Universe...
  456. Big Bang+Distance of a New Star
  457. expansion of the universe
  458. Leonids 2003 Tonight (Atlantic Coast)/Statistical Study
  459. Meet the closest unmaker.... dont ponder on it!
  460. terrible newbie question - what should I see
  461. expaning universe and colliding galaxies
  462. The Sun
  463. Gunn-Peterson effect and the Lyman-alpha forest
  464. We’ll miss you, Galileo
  465. What shape is the universe?
  466. Big Bang at every point in space?
  467. Black holes with nothing left to ingest.
  468. universe is an atom?
  469. Measurement
  470. orbits
  471. Centre of the Universe
  472. big bang
  473. What is actually "Space"?
  474. Gravitational waves and CMB polarization
  475. warping space
  476. CMB anisotropies and matter structures
  477. Black-hole Physics Lecture
  478. observatories
  479. Total Eclipse of Sol in Antarctica (24/11/03)
  480. How do Oort Cloud objects become short-period comets?
  481. put a bug in Bush's ear
  482. How space shuttles maneuver or could maneuver.
  483. Could someone tell me what is the best school in cosmology and high energy?
  484. Ecliptic Plane's relation to Galactic Plane
  485. Is there a blackhole in the centre of EVERY galaxy?
  486. Beagle 2 Lander's Destiny
  487. back to the past or go to the future
  488. geometry
  489. Phobos over Mars
  490. Does the univeres have size or shape?
  491. Space flight sim with realistic physics
  492. no star
  493. Superheated gas. ???
  494. Audio needed (I think you can help)
  495. Question about astrophysics...
  496. Is the moon leaving us?
  497. Modeling Planetary Temperature for an Online Game Using Limited Factors
  498. CMB lower multipoles and geometry effects
  499. kuiper belt
  500. alone black holes
  501. magnetosphere
  502. Logarithmic Map of the Universe
  503. another ET thought exp (creation rant?)
  504. planetary properties
  505. the collapsar model
  506. Celestial reflections?
  507. A simple refractor homemade telescope
  508. big bang worries
  509. Earth Zero Net Charge ?
  510. Telescope question
  511. Question about dark matter
  512. The Hawaii Moon Declaration (8 December, 2003)
  513. galactic mass proportional to r
  514. multiverse - whose idea?
  515. Vacuum energy density and Hubble expansion
  516. Electromagnetic Bubble forming Gamma Ray Bursts.
  517. Lensed quasar observations support dark matter models
  518. Calculating The Age Of The Universe
  519. I was wondering?
  520. Anti-energy
  521. Spatial-
  522. something odd, I need an explanation desperately...
  523. Days
  524. B4-bb
  525. Tis the season for ....supernovas?
  526. Beagle 2 Mars
  527. Black holes
  528. creation of the moon
  529. eureka!
  530. Time vs Light question...
  531. Do you think astronomy is a useful science?
  532. J002E3
  533. gravity of black hole
  534. Dark Energy
  535. Telescope
  536. NASA's Stardust Mission a success
  537. how do they figure out how far away a star is?
  538. The Leap Second
  539. Do Quasars exist right now?
  540. Spirit Landed Successfully, sending pictures
  541. Can black holes be used for time travel?
  542. Spirit Hits the Sweet Spot
  543. Thick-Skinned Gravastars Vie to Replace Black Holes, in Theory
  544. Two questions about space (new guy)
  545. Why Space Travel?
  546. I was wondering
  547. deformation of orbits
  548. question concerning 4th dimension theories
  549. Binary Stars; Relativity Too!
  550. The production of a black hole using television sets
  551. Colliding Galaxies; Hot Gas; New News
  552. Need solar info??
  553. Are there regions inside the Universe where the Laws of Physics vary?
  554. Orbits
  555. Making a map of the sky
  556. GEMS - a rich trove of information about galaxy evolution
  557. Direction.
  558. Israeli technology enables images beamed from Mars
  559. Bush's new Moon-Mars initiative
  560. Universe Infinite !!!
  561. Telescope idea
  562. Is Proxima Cen the nearest star?
  563. third Astrobiology Science Conference, in late March
  564. First victim of moon base/Mars mission?
  565. Redshift = expansion??
  566. The Galactic Habitable Zone
  567. expanding people in an expanding universe?
  568. Question about hubble?
  569. love numbers
  570. Mars
  571. Galaxy string challenges Models? (News link)
  572. For those about to go Surfing tomorrow?..Big-Bang new perspective?
  573. ET Phone Home
  574. Determining Planet or Star?
  575. mass of a planet???
  576. Jovian System has better colony sites than moon&mars
  577. Daft question.... but it's getting late.
  578. Urgent Question..probably simple answer
  579. Today's Bad News? (re: Spirit)
  580. more on dark energy
  581. Birth Home of our Universe?
  582. ...Could Someone be Watching Us? By Seth Shostak
  583. Hubble Space Telescope - O'Keefe forced to reconsider?
  584. .::ESA finds water on Mars::.
  585. Galileo mission fact sheets (in case yr interested)
  586. Opportunity is on the surface of Mars.
  587. Why Space Travel : The Poll
  588. How big is a BLACK HOLE? Can it be "calculated"?
  589. A&C reference library
  590. The Holy Big Bang
  591. Nutation of Earth and the Continents
  592. Will a blackhole shrink spacetime?
  593. learning astromomy
  594. Drake Equasion...
  595. Looking for a Lunar altitude map
  596. Definition for life
  597. meteor trajectory
  598. Does anyone know how to find this paper?
  599. Interstellar Travel
  600. Who created the "Crunch Theory" and the "Continual Expansion Theory"?
  601. Alan Guth and Stephen Hawking on "Eternal Inflation"
  602. My new Planisphere watch
  603. Gravity Questions
  604. Making reflector mirrors from spinning bubbles.
  605. Lunar Land Grab: Celestial Real Estate Sales Soar
  606. Can we really see 3D in the universe.
  607. recoil may eject black holes from a galaxy
  608. Saturn’s Titan Eyed For Increased Exploration
  609. Astronomers unravel a mystery of the Dark Ages
  610. prevention of planetary formation
  611. Opportunity Microscopic Camera Image
  612. Osiris, a chthonian planet - a very physical hell?
  613. black holes
  614. Why doesn't the Moon Spin?
  615. more BH stuff
  616. Mars Gravity Biosatellite programme
  617. Mars rover Spirit is back
  618. Physics Post: NASA's Deep Impact mission
  619. Shouldn't large bodies be hollow?
  620. Eperimental Challenges to Q-Gravity
  621. Growth at Zero Gravity
  622. black holes and time travelling
  623. Final temperature in a de-Sitter universe
  624. Lunar and Solar Period Locking
  625. Double Hubble
  626. Amateur astronomer finds new nebula!
  627. Could Einstein have been right originally?
  628. Effects of acceleration on black holes.
  629. existence of dark matter questioned
  630. Tamara Davis thesis "...Expansion...and Cosmic Horizons"
  631. Star Collision
  632. Jupiter Jovians...
  633. The most distant object
  634. another idea for observing dark energy
  635. Beginning Research Topics. Academic Help?
  636. statistical astrophysics
  637. Why do the planets spin ?
  638. Q's about universal expansion
  639. Light years
  640. Farthest Known galaxy Discovered By Indian
  641. dark energy?
  642. Falling back to orbit
  643. inverse square law
  644. New object in Kuiper Belt
  645. Cosmic second hand smoke?
  646. Cosmic structures buildup?
  647. Universal Constant vs Parallel Universes
  648. Comparing different kinds of dark energy
  649. physics in distant galaxies - same as on Earth? (history question)
  650. Earth almost put on impact alert
  651. Sun spots at home
  652. Ekpyrotic model and CMB observations?
  653. the inflation poll
  654. Dark Age: Galaxy & Quasar Formation ?
  655. WMAP data
  656. Oscilating Universe WITH Perpetual Expansion
  657. Astronomical distances
  658. Wormholes and time travel
  659. What does space look like from space?
  660. Cosmological expansion
  661. Opportunity makes 'significant' finding
  662. Prove that the earth goes around the sun
  663. universe
  664. Rover Success on Mars!
  665. Roser Pello's galaxy is receding at 2.3 times the speed of light
  666. Blue sunset on Mars
  667. Is it worth it?
  668. NASA: Lunar Robot Craft, Human Outpost Plans
  669. Cyclic Universe?
  670. blackhole question
  671. Asteroid hunting for profit
  672. What can (US) amateur astronomers do to help save Hubble?
  673. Before the beginning...
  674. Dark matter??
  675. under abundance of lithium may solve existence DM
  676. Jupiter
  677. Does the MBR display orbital motion relative to us?
  678. Blue Band Around Jupiter
  679. confidence levels.
  680. X-ray Image of Saturn Puzzles Scientists
  681. Hubble Ultra Deep Field!!
  682. type 1a supernovae
  683. Mars Exploration
  684. Ring of Fire
  685. Hubble Petition
  686. Avoiding A “Crash Course” In Planetary Defense
  687. Nooo! (orbiting advertisements)
  688. Can you show?
  689. an ignorant question about cosmology
  690. Celesetron Nexstar 114gt problems
  691. cosmic background radiation - alternative proposal
  692. Light in blackhole
  693. Scientists find "10th Planet"
  694. Bush's Moon-Mars initiative
  695. Rover Astronomy from Mars
  696. Spacetime excersice
  697. Spirit Rover Nightshot 'object'?
  698. Australian Scientists Confirm Past Life On Mars
  699. Sedna Snow...
  700. Earth transits the Sun as viewed from Mars in 2005?
  701. (red shift) & (tired light) claim
  702. When is a Planet not a Planet ?
  703. What is the largest known orbit?
  704. Why are their Galactic Plains?
  705. Solved: source of gammas from Milky Way centre
  706. 10th rock?
  707. big bang, schmig bang: everything's just shrinking
  708. Type IV Civilizations
  709. dark matter affecting galaxy rotation...
  710. galactic evolution
  711. Just an Idea
  712. Asteroid Apocalypse...
  713. Gravity of Black Holes
  714. Theoretical Calculation
  715. Could we be living in a black hole?
  716. Requirements for a habitable planet
  717. BAD astronomy
  718. There must be a center to it all.
  719. Another “MAJOR” finding by Mars rover to be announced Tuesday.
  720. distance to nearby stars
  721. Dark Energy / Closed universe?
  722. Earth orbit vs. changing mass of Sun
  723. Wormholes don't make sense
  724. supernova
  725. Asteroid Scare Prompts NASA to Formalize Response
  726. Options to Big Bang Theory?
  727. Have you read "On the shoulders of giants"?
  728. Martian Mud...
  729. venus
  730. stars and gas
  731. intuitive explanation of the gravity of a sphere
  732. Radio search for ET draws a blank
  733. Age of universe compared to age of sun.
  734. terraforming mars?
  735. inflation
  736. Methane on Mars could signal life [now]
  737. question about the first supernova
  738. The green flash: A good picture
  739. Omega_radiation
  740. Inflation Theory
  741. If Today's Phoboday, this must be Mars.
  742. Alpha does not vary with time - new study's stringent limits
  743. "No gravity" spin on Earth?
  744. New Object Sedna
  745. New method of detecting...?
  746. very silly question...
  747. Methane Everywhere (I Told You All!)
  748. Does an infinite universe effect an infinite outlook?
  749. Any questions?
  750. spacetime gravity
  751. Expanding universe
  752. Z=10 galaxy
  753. Chaotic Milky Way and Dark Matter distribution
  754. Experts Call on Senate for Support for Near-Earth Object Search
  755. Technical name for 'day' on other planets
  756. Appearance of the universe
  757. Estimate Asteroid Impact Effects Online
  758. PhysicsPost article re: Titan
  759. Speed of Expansion
  760. Position of ecliptic in northern hemisphere
  761. black hole bomb
  762. Object photographed by Mars rover
  763. watch out aliens
  764. Finite hyperbolic universe and large scale structure patterns
  765. sphere or tolaroid?
  766. Is Vega visible from Atlanta now?
  767. moon
  768. Educational value of going through a Hoagland webpage?
  769. Relativity vs Doppler redshift
  770. expanding universe and absolute zero
  771. Gravity Probe B went up at 9:57 AM today
  772. satellite direction Question
  773. Energy and the end of the universe.
  774. Big Bang
  775. Is Jupiter changing its spots?
  776. Ultra Deep Field raises questions...
  777. Accelerated expansion and its rate
  778. oort cloud
  779. What happens to light when it reaches the edge of the universe?
  780. Particle horizon and inflation
  781. Parsec
  782. General question about gravity.
  783. need help with a calculation
  784. How to Calculate the AU
  785. gamma bursts
  786. pioneer 10
  787. The angular size of stars - prac astronomy
  788. article
  789. temperature of space - pioneer 10
  790. Faster than Light
  791. What created the universe?
  792. Anomalous planets
  793. Is Dark Matter a 'Pressure' caused by something 'outside' of the Universe?
  794. cosmic ray detector
  795. Doesn't every particle distort space-time?
  796. Closer to the Monster - supermassive black hole
  797. Probably dumb questions...
  798. pictures
  799. massive stars found
  800. Dark Matters
  801. Friedmann paradox
  802. big bang or big joke
  803. listening to the U
  804. School Question
  805. I need more info on dark matter
  806. Black holes
  807. Afocal Astrophotography
  808. First Photo of planet circling another star
  809. Astro pic
  810. Zwicky
  811. static CMBR ?
  812. Please Help Me!!
  813. constant density of dark energy
  814. Uneven expansion of the universe?
  815. Me and Galaxy
  816. evidence against existence of dark matter??
  817. moon for mars
  818. us stuff
  819. uniform expansion ?
  820. Is the Thermal Background of the Universe opaque for certain waves?
  821. The Moon's Size?
  822. Add A billion
  823. Braneworld Cosmology
  824. Methane On Mars (Keeps Increasing!)
  825. Stupid question looking for stupid answer
  826. Falling Stars...not beyond my interests.
  827. Gravity Probe B
  828. Where Did the Moon Come From?
  829. The atmosphere in our galaxy
  830. why can't we go to the center of the galaxy?
  831. The mathematics of redshift
  832. Question on Saturns rings
  833. Meteors fall down right on me
  834. Solar/Sun and my questions...
  835. Question about the Universe (Urgent)
  836. Utterly confused about BBT
  837. Looking for a *3D navigable* star map.
  838. is this true
  839. A way for a stars observation
  840. virtual particles and cosmological expansion
  841. Plastic planet
  842. Deadbang
  843. PC CONTROL (Meade LX200 GPS)
  844. strange stars and neutron stars
  845. Far or Near
  846. how much is space actually bent by mass?
  847. the holographic universe???
  848. Does space have mass/weight?
  849. Intergalactic doldrums - flotsam and jetsam
  850. Is Space Time a Lattice?
  851. Question about galaxies
  852. Spitzer Telescope spies 'youngest' planet
  853. Expansion and Redshift
  854. Orion Solar Filter
  855. Amazing, a planet formed only 1 million years after BB
  856. Irene?
  857. Shooting star
  858. June 8th eclipse of Venus
  859. Expanding Universe
  860. How long, how come!!!!
  861. Revamped space shuttle launch
  862. Shapiro Effect and Gravitational Lensing
  863. Orientation of virtual particle pairs in local fields?
  864. Predicting clear skies
  865. time creation
  866. Steve Squyers speaking at UCLA today
  867. perpetual motion
  868. NASA’s Future “ET Life-Detection” Tool
  869. We're 156 Billion Light-years Wide?
  870. Where will it go?
  871. minimum length in universe
  872. size of universe and uncertainty principle
  873. gravitational constanT G -- HELP!
  874. universe expansion
  875. Whatever happened to the Mars rovers?
  876. Entropy and classicality
  877. big bang goes to court
  878. question
  879. Temp increase of sun from photosphere to corona
  880. Most complex extraterrestrial molecule
  881. Venus Transit Report, by Ian Musgrave
  882. "Odd Black Hole Defies Explanation": space.com
  883. Space Launch from the Arctic
  884. Voyager: Flying blind?
  885. Blackhole vs. Star system
  886. Nature of time
  887. Review Question, Help.
  888. Last 2 Review Problems
  889. Cosmos vs. Universe
  890. Which force drives the expansion of the universe?
  891. If the Earth was a giant metal cube. . .
  892. Extra-solar Planets : Mass vs. Orbital Distance
  893. The Truth Is Buried (And Even Colin Doesn’t Know!)
  894. Cassini flyby of Saturn's moon Phoebe
  895. Just a bunch of orbiting?
  896. Sedna, and why...
  897. Kerry's vision for the space program
  898. universe ingrediants
  899. Vacuum Space?
  900. Supernova
  901. Dear Nereid and Phobos (seat belt on) can we talk about redshifts?
  902. What the heck did I see?
  903. SpaceShipOne reached 100 km this morning
  904. moon landing
  905. Birth cry of the Cosmos Heard
  906. Help me locate HST images.
  907. Titanic Titans...
  908. Newton's Gravitation Constant...
  909. Where do I start in astrology?
  910. Topological defects
  911. Phoebe Phobia...
  912. Are we entering an era of 'Penalty Shoot Out' for inflation?
  913. Pictures of other sun's
  914. Seeing red, again.
  915. Beagles 3 & 4 due for 2007 Launch!
  916. Size and age of universe
  917. Really old stars
  918. Honeysuckle Creek 35th Apollo Anniversary
  919. Reversing of the universe??
  920. Are these guys high?
  921. Massive Black Hole Stumps Researchers
  922. Accelerating universe
  923. Any telescope experts???
  924. how does the magnetic field.....
  925. did we go to the moon?
  926. Wmap
  927. how come the moon is circling the earth?
  928. Geostationary orbit
  929. Complanary systems but why?
  930. Astronomical Riddle?
  931. Methane on Titan
  932. tenth planet
  933. What planet/moon would you most like to explore?
  934. Bell correlation between horizons
  935. Venus
  936. cassini
  937. Pull of Gravity.......Where it starts?
  938. Strong evidence for ejection vs capture.
  939. Doubts about the z = 10 galaxy of Roser Pello
  940. A 30 year test of General Relativity
  941. Van Allen Radiation Belts
  942. naked singularity
  943. earth's magnetic field?
  944. Universe from nothing/...
  945. After star explodes it may turn into BH
  946. A way out of singularities?
  947. Dark Energy & Expansionary Phase
  948. Earth impact
  949. Black holes dissolving?
  950. Hyperspace
  951. The universe.
  952. A question.
  953. Question about singularitys
  954. Hawking Solves Black Hole Mystery
  955. Black holes do not collapse to singularity>
  956. singularity of a black hole
  957. Basic astronomy
  958. Just curious
  959. Black holes and dark matter holding galaxies together?
  960. Meaning of Planet? Just 8 planets?
  961. zero-point volume singularities
  962. Tides
  963. Cosmic isotropy duality
  964. White holes, black holes
  965. Shock wave?
  966. Black holes and Higgs particles
  967. MOND and expansion of universe
  968. Black hole ponder
  969. Uncertain!!!
  970. On first reading Hawking's talk
  971. one black hole in another?
  972. Most interesting object?
  973. gIGanTic Collision
  974. dark energy + "missing" antimatter
  975. Gravitation
  976. Stars with eccentric orbits?
  977. Why does light travel at light speed?
  978. Bush's space vision loses focus
  979. Query About Big Bang
  980. Virtual particule and event horizon
  981. CalTech BH answer contradicts Hawking's
  982. two spinning black holes
  983. Black Holes
  984. What did I see?
  985. Steven Hawking / MKaku. Who's right about Black Holes?
  986. stretched space far from our own
  987. Are There Other Universes?
  988. The most significant, immediate relic of primordial quantum mechanics?
  989. Telling a Planets Age.
  990. Life out there
  991. How did the heavier elements form?
  992. Big Bang energy density
  993. Earth's Spin
  994. schwarzschild radius
  995. Vacuum energy in gravitational fields
  996. final project - fate of the universe - need ideas
  997. Omega
  998. Gain assisted superluminality
  999. Dirac,large numbers and cosmology
  1000. The Hawking Effect
  1001. Mercury Mercrometer...
  1002. What was the first object you saw through a telescope?
  1003. Black Hole Communication
  1004. Why the Moon Looks Big at the Horizon and Smaller When Higher Up.
  1005. Hubble hit by instrument failure
  1006. Gravity Lift
  1007. Chances of aliens finding Earth disappearing
  1008. Dark matter, dark energy
  1009. NASA Chief: 'Let's Go Save the Hubble'
  1010. Perseids
  1011. Telescope Question
  1012. Is the Universe Closed, Flat or Open?
  1013. Contracting universe
  1014. Burning Man 2004- The Vault of Heaven
  1015. Star colors?
  1016. Smolin's long distance scale L
  1017. City-Sized Asteroid to Pass Earth This Fall
  1018. Total Energy in the Universe
  1019. Is G really a constant?
  1020. Custom Telescope mount
  1021. Nature of Space and Time
  1022. If and when the "Big Bang"......
  1023. Origin of Cosmic Rays and GRB (new paper by A.Dar)
  1024. Baez on Dark Energy vs Cos.Const.
  1025. question
  1026. Light Doppler Effect
  1027. The temperature of empty space... What now?
  1028. Formula for sunset/rise times, moonrise/set and phases
  1029. Please a question
  1030. Why do Mercury and our Moon not spin?
  1031. On Dark Energy.
  1032. On the general curvature of space.
  1033. Unruh: Loop Quantum Cosmology paper (new)
  1034. building an observatory
  1035. neutron degeneracy pressure
  1036. Humanoid Aliens
  1037. Looked through a telescope for the first time...
  1038. Extrasolar planet found with small telescope
  1039. possible terrestrial extrasolar planet found
  1040. Quantized space-time and redshift.
  1041. New objects in the heavens ?
  1042. distances - curved or flat
  1043. Measuring the distance of stars
  1044. Centre of the Universe
  1045. What do you think will be the fate of the universe?
  1046. Buying a telescope
  1047. Question: Jupiter and Saturn at 200x?
  1048. Astronomy Question help
  1049. Flat geodesics mediate spacetime
  1050. astronomer Fred Whipple has died
  1051. Strange SETI Signal from ~1000 LY
  1052. Skywatcher 5.1" parabolic reflector for DSO?
  1053. Astrophotography
  1054. Humidity and lenses...
  1055. Mysterious signals from 1000 light years away
  1056. Speed of the milky way
  1057. I've yet to understand the finite universe
  1058. Rays
  1059. Space versus energy
  1060. Cosmology-Universe expansion
  1061. CIPA - a fantastic Zero Point Energy website
  1062. Dark Energy a Tidal Force?
  1063. Cosmic rays and the EM Spectrum
  1064. The early universe
  1065. My first thread here, about constellation
  1066. The Universe is expanding.. Right?
  1067. Has Gravity Probe B been a waste of money?
  1068. No, this is not a question for biologists.
  1069. Long Distance Relationships
  1070. wrong analogy
  1071. extrasolar planet photo?
  1072. Galaxy motions -> hidden superstructure (DM!)
  1073. Speed of light.
  1074. Is cosmology in constant trouble?
  1075. Helium.. Sun, Jupiter... WHY?
  1076. Craters: Earth < Moon, Venus
  1077. Black Hole - Gravitation
  1078. Solar Sails
  1079. Io sending dust out
  1080. Here's an interesting bet...
  1081. Statistical superposition of universes
  1082. Angle of resolution?
  1083. locating stars
  1084. Red shift
  1085. Large scale structure formation and nonlinearity onset
  1086. Looking for a good title of a book having to do with a blackhole
  1087. True or false
  1088. energy of body above earth
  1089. Big bang black hole
  1090. Europe's long term plans for cutting edge astronomy and cosmology research
  1091. Frame of Reference
  1092. Some results from the Hubble Ultra-deep field
  1093. Angular Size
  1094. moon moving away
  1095. Origin of the intracluster medium
  1096. Titanic merger of galaxy clusters revealed
  1097. Pioneer anomaly and quintessence
  1098. Brane Worlds, the Subanthropic Principle and the Undetectability Conjecture
  1099. interstellar gas cloud
  1100. Is the cosmos invisible to the unaided eye?
  1101. Inflation and the Planck Era
  1102. Is the matter of black holes in our universe?
  1103. an open letter to the closed minds
  1104. Sun-Earth distance
  1105. Why does light/energy propagate?
  1106. Favorite DM particle
  1107. New and need direction
  1108. Uncertainties
  1109. History of Universe (Baez timeline)
  1110. What is meant by expanding space
  1111. Why does the universe expand?
  1112. State of the universe address
  1113. Sun Transit Time
  1114. 'Image' of Dark Matter
  1115. Dodging dark energy
  1116. Closed Loop
  1117. Wakeup call re NASA and astrophysics
  1118. Relate the two pictures
  1119. doppler effect
  1120. Space is expanding?
  1121. When is a planet a planet?
  1122. Possible to "land" on Io?
  1123. About reddening...
  1124. Movie of stars orbiting a black hole
  1125. Sky Shade Shift?
  1126. Mars says hi!
  1127. Hollow Black Holes
  1128. Book ^_^
  1129. multiple connected topology and gravitation
  1130. Ever seen a full moon in the daytime?
  1131. Don Marolf paper
  1132. More on black holes
  1133. Expansion of Universe and fine structure.
  1134. Weyl Curvature Hypothesis and entropy
  1135. old news,
  1136. the originator of magnetic helicity?
  1137. RA and Dec of L4 and L5
  1138. Can a microscopic solar system exist?
  1139. Curved or Flat
  1140. Can a planet become a star?
  1141. Outer planets always gas planets?
  1142. Question on crater formation
  1143. Delta T
  1144. Can we rotate 3D objects in 4D space?
  1145. Planets around twin stars
  1146. Newly revised paper on zero point energy and cosmological constant
  1147. Titan surface probe
  1148. Universe is expanding?
  1149. Frame Dragging and Albert
  1150. Sean Carroll Cosmology Primer
  1151. about blackholes
  1152. telescopes and resolving angles problem
  1153. My second shallow question - about black hole¬
  1154. Total eclipse tonight
  1155. Titan from 750 miles
  1156. Grav Sling Shot
  1157. Hubble's law- little bit of help
  1158. Titan Clouds all screwed up
  1159. Really exceeding the speed of light?
  1160. Angular resolution
  1161. CMB primer
  1162. QuickCam Astrophotography
  1163. super G string theory
  1164. pre-big bang?
  1165. Destruction of a planet
  1166. study material
  1167. reseach proposals
  1168. n-body simulation
  1169. Mach space
  1170. Need Guidance from experts
  1171. cosmological relativity theories
  1172. Neutron star at Centre of Sun?
  1173. Need help locating pulsar CP1133
  1174. Dark Matter Puzzle Solved?
  1175. Accelerated Vacuum Space/ Universe Expansion
  1176. advice
  1177. news - next solar sail launch
  1178. My 3rd question - About Stellar Spectrum
  1179. The edge of the universe
  1180. General Physics Help
  1181. Do black holes radiate?
  1182. expansion
  1183. Parsecs
  1184. What is the role of life in the universe?
  1185. Big Bang.....?
  1186. Learning my stars.
  1187. Shepherd Moons on ringed worlds
  1188. what happens as a neutron star collapses into a black hole
  1189. Telescopes?
  1190. Second Black Hole in Milky Way
  1191. Thermalization after inflation
  1192. Hyperbolic geometry and the holographic model
  1193. String Theory, Membranes, and the Big Bang
  1194. curvature of space
  1195. Losing mass, gravity, curved space, and more
  1196. linear perturbation theory
  1197. Scale factor in Robertson-Walker metric
  1198. Asteroid Mathematics
  1199. Soligor
  1200. Parsecs, trigonometric parallax and light years!
  1201. white holes and the big bang
  1202. Black Hole Thought
  1203. Star Cluster Gravity
  1204. odd star flicker
  1205. Is this a false color image?
  1206. The 42 faces of baryogenesis
  1207. how will it end?
  1208. understanding the big bad
  1209. Best way to get 'learn' Astrophysics
  1210. Hyperbolic Hypothesis...
  1211. Moon: Look Now
  1212. safety of manned missions
  1213. What Type of Finite or Infinite Universe?
  1214. Distant Stars Photons
  1215. starting from 0
  1216. Couldn't the end of spacetime cause spacetime?
  1217. Pluto's planet status
  1218. BEAUTIFUL picture of Saturn
  1219. Building A Mini Comet
  1220. The inverse square law
  1221. Space Expansion from Dark Matter
  1222. cosmological constant
  1223. Black Holes
  1224. Dumb Black Hole Question
  1225. arXiv
  1226. Relative Gravity
  1227. cosmic quadrupole
  1228. The final state of the universe
  1229. Moon enters Earth's atmosphere
  1230. M13:Can You decode this?
  1231. Sending space probes to other planets
  1232. Are we Alone?
  1233. Congrats to the Gurus!
  1234. Seyfert
  1235. GRBs? this is even brighter!
  1236. Why do people ask why life exists?
  1237. Why does a bight object like the sun have negative magnitude?
  1238. Incedible Impact Photo
  1239. New comet has brightened to naked-eye visibility
  1240. Life on mars
  1241. Why is it called a red giant?
  1242. Harmful radiation
  1243. Plz explain this for me
  1244. new paper about No Dark Matter
  1245. galactic jet
  1246. Quick Question
  1247. ZPE energy levels and cosmology.
  1248. hot and cold dark matter
  1249. Telescope or binoculars?
  1250. can anyone tell me which content of astronomy's book or magzine is the best?
  1251. WMAP two-year data?
  1252. Time to Scrap SETI?
  1253. High Density of White Dwarfs
  1254. Sun and tides
  1255. Upgrade an Old Celestron
  1256. Dark Matter
  1257. Watching meteors tonight
  1258. Virtual Pairs and the Fate of the Universe
  1259. Dark Matter Detected?
  1260. Center of Mass & Binary Stars
  1261. Cosmic Background Radiation & Big Bang
  1262. What is zeeman and stark effects?
  1263. Giant Magellan Telescope
  1264. question
  1265. Is our galaxy in the centre of the universe?
  1266. Computing By A Black Hole!?
  1267. What is the motion of a singularity
  1268. What is Subspace?
  1269. NOVA special on String/cosmology
  1270. non-cosmological redshift
  1271. unexplained preference for infinite space.
  1272. A topological question
  1273. 10^6 X stronger than Earth¹s lightning: Some of Cassini's findings discussed
  1274. Meteor Madness...
  1275. I was just wondering..
  1276. Consensus: Streak in Image an Insect
  1277. Dark energy and information
  1278. Planet Formation
  1279. Idea! find black holes using grav. lensing
  1280. The Pioneer Anomaly
  1281. quasars
  1282. Can we be tricked into thinking W=-1
  1283. Planets
  1284. Lisa
  1285. Is our Solar System a large Atom?
  1286. clarification
  1287. Why not anticlockwise?
  1288. Titanic Titan...
  1289. Friday the 13th, 2029? The odds of impact
  1290. Eclipse of the Planets
  1291. Machholz
  1292. What causes Big Bang?
  1293. What causes gravity?
  1294. Who Told ME??
  1295. Bekenstein's rival to Dark Matter
  1296. I want to see the Milky Way
  1297. Plasma redshift
  1298. Testing cosmology, without assuming GR?
  1299. SETI: look for hydrogen bond maser signals
  1300. Varying Expansion Rates for Solar System..
  1301. gravitational energy
  1302. Cassini mission discoveries
  1303. Theory or Fact
  1304. simple question (NGC, M)
  1305. Neutron Star matter?
  1306. A universe before the big bang
  1307. Big Bang and Energy
  1308. The largest explosion ever seen in space
  1309. black hole compostion
  1310. our moon
  1311. What is a main sequence?
  1312. Query about Black Holes
  1313. We'll find ET in < 20 years
  1314. Question about the Horizon Problem
  1315. Astronomers reveal biggest stars yet seen
  1316. apogee and perigee
  1317. Giant Galactic Blobs!
  1318. Neutrino Telescopes
  1319. Huygens office pool
  1320. Successful launch of Deep Impact!
  1321. Where are the solar systems like our own?
  1322. Question about the "edge of the universe"
  1323. doppler effect and color of stars
  1324. a little math problem...
  1325. 'Deep Impact' Impact...
  1326. What was before the big bang ?
  1327. ET Visitors: Scientists See High Likelihood
  1328. Measuring the rotation speed of Io
  1329. Space travel.
  1330. Universe expansion
  1331. Cosmic Rays 101. Confused.
  1332. Van Allen belt
  1333. Still Going
  1334. world year of physics
  1335. Antimatter in space?
  1336. Oh and one more question
  1337. end of a black hole
  1338. Does an infinite universe always repeat its parts?
  1339. Is dark energy needed in a perturbed universe.
  1340. Is the Universe Losing Mass?
  1341. tilt of earths axis
  1342. Hubble fix-up funds cut (MSN 21 Jan)
  1343. clarification?
  1344. another cosmological model
  1345. More questions than answers
  1346. Antimatter in Universe
  1347. black hloes = "missing mass"?
  1348. earth's axis
  1349. Can we find....
  1350. Super-galactic plane
  1351. Long Lost Star Catalog Found in Plain Sight
  1352. question ?
  1353. Black Hole: Infinite Density, Infinite Buoyancy?
  1354. The sun
  1355. Baryonic DM?
  1356. A little-scale survey
  1357. Universal Translator needed?
  1358. [SOLVED] Little orbits?
  1359. is astronomy hard for nothing?
  1360. CMB, Sky Surveys, & Computational Cosmology
  1361. post-supernova
  1362. Life Improbable In 4D+ Universes
  1363. In The Future...Beyond The Dark Era
  1364. I have a Question about the big bang theory
  1365. is it smart
  1366. andromeda.
  1367. Are "Branes" = Universes?
  1368. shuttle to replace Columbia
  1369. keeping up the craziness factor
  1370. The predictions it makes don't agree with reality. Enough said
  1371. String Theory
  1372. The big splat theory
  1373. Hubbles's law and the Dark Energy Component
  1374. Hubble Bubble...
  1375. On recent dark matter founding
  1376. GoldBarz asks: wd laws work in different dimens. universe?
  1377. the biggest stars
  1378. Do quantum fluctuations bounded above correspond to those bounded below?
  1379. Moons with moons
  1380. Galaxy red shift survey
  1381. what is M theory?
  1382. A Universe That Is More Life-Producing?
  1383. Infinite Energy?
  1384. how do we....
  1385. Boarder of universe
  1386. Solar Data
  1387. Over density of galaxies at z=5.9
  1388. New Exo-planet Discovered
  1389. help with planetary temp. equation
  1390. Maggie Turnbull's HabCAt ?
  1391. meteor train
  1392. Titan sugar
  1393. Pluto Puzzle...
  1394. Cosmological Model: universe homogenously full of black holes
  1395. Average luminosity of night sky vs frequency....
  1396. mars
  1397. Evidence of life found on Mars
  1398. how do we know what the sun is made of?
  1399. Is the Andromeda Galaxy going to collide with the Milky Way?
  1400. Pioneer Anomaly
  1401. "Einstein Legacy" in Science magazine
  1402. A "Weyl" theory of dark matter
  1403. Crisis in Cosmology?
  1404. Brightest Explosion Ever Observed
  1405. Cosmological Principle
  1406. Let's think...crack u'r brain with this qn//.
  1407. itty bitty radio telescope?
  1408. what are gravity waves?
  1409. A body intermediate to stars and galaxies
  1410. An interesting journal....
  1411. Accelerated expansion: is the jury still out?
  1412. Why study Astronomy?
  1413. The age of the universe: easy question - hard answer
  1414. Astronomy & Cosmology
  1415. What is cosmology
  1416. New MOND papers.
  1417. Starless Galaxies?
  1418. How is exoplanet mass found by astrometry?
  1419. What Is Needed To Make An Intelligent Species?
  1420. Cyclical universe
  1421. A redshift derivation question
  1422. model used for exoplanet data
  1423. why are the theoretical and measured sizes/ages of the universe so similar?
  1424. Black holes bend light the wrong way
  1425. Interstellar propulsion island hopping the Oort cloud
  1426. Shape of the Universe
  1427. Can we please look for 'New Earth' at Alpha Centauri?
  1428. Mass in black hole?
  1429. Maximum Mass
  1430. Send Your Name to Pluto!
  1431. Could Other Universes....
  1432. Higgs ocean, dark energy and quantum fluctuations: related manifestations?
  1433. CMB anisotropy - new paper
  1434. Crisis in cosmology!
  1435. Leaking gravity?
  1436. Nearby newborn galaxies
  1437. Need Help Quickly! Finding the distance and positions of stars
  1438. How do Gravitons escape from a Black Hole?
  1439. Ahad radius - where the Sun loses its supremacy
  1440. When stars collide!
  1441. Should globular clusters exist?
  1442. Why is our galaxy planar?
  1443. measuring distance from stars
  1444. Lack of humans onboard shuttles
  1445. Where did the energy in the CMB go to?
  1446. gravity between earth and moon
  1447. 9 Gy old galaxy?
  1448. time to take a little test
  1449. New radio emmiting astronomical body ?
  1450. Local Pristine Primordial Material
  1451. A probable galaxy at z=7
  1452. Quick Question...Need Quick Answer
  1453. Astronomy is the oldest of the physical sciences
  1454. SciAm Lineweaver cosmology article, March issue
  1455. Virgo problem for MOND
  1456. flat universe
  1457. Pressure at center of planet
  1458. a search for traces of cosmic string didnt find much
  1459. Unreasonable aim of the Creator?
  1460. A few sci-fish queries
  1461. biggest star size (new paper)
  1462. Few questions about universe
  1463. Io spectroscopy
  1464. Online undergraduate reading resource for Astrophysics request
  1465. Black Hole Event Horizon
  1466. galaxies
  1467. How did globular clusters get their properties?
  1468. The shrinking universe
  1469. Dark matter galaxies, stars and planetoids
  1470. Questions for a college student in astro.
  1471. dark energy = dark matter*speed of light squared?
  1472. How Persistent Is Life?
  1473. Detection of Black Holes
  1474. Flatness problem?
  1475. Universe's wall?
  1476. Intensity and flux ..
  1477. What exactly is it being bent by gravity?
  1478. Cosmic inflation - inflatons?
  1479. Which one is the better?
  1480. Our Place in the Universe
  1481. What happends to light before it reaches us?
  1482. Heat Death
  1483. Gravitational waves
  1484. Speed of light...
  1485. What is in the strange point?
  1486. Voyagers - - you're fired!?
  1487. Zero Point Energy
  1488. Astrophysics Scientific Research
  1489. I saw an article in New Scientist...re CBR
  1490. First Stars - How big - Now Black Holes?
  1491. Two spheres and three spheres
  1492. The Sun, The Earth, Light.
  1493. astronomy project
  1494. Other side of Moon
  1495. Naked singularity
  1496. Is it safe to assume that Earth-like planets are the best...
  1497. More exoplanet equation problems :/
  1498. Astronomy Comic
  1499. Relation between Mass and distance between two objects
  1500. internet based telescopes
  1501. Non-carbon based life-forms?
  1502. Dark Matter & Energy/Mass of False Vacuum
  1503. No Moon :(
  1504. cosmological vs Doppler redshift
  1505. Spectrometer sensitivity
  1506. Dyson sphere
  1507. Alternating planetary phase layers
  1508. Angular momentum of galaxy disks
  1509. Oral Ideas:(
  1510. Need Term for a Star and Its Associated Bodies
  1511. Orientation of Orbiting Planets
  1512. Example, please?
  1513. Let me make sure of something?
  1514. Would Different Laws Of Physics Affect Gravity?
  1515. Created 2nd big bang?
  1516. does the big bang imply a finite universe
  1517. energy come from other system
  1518. oh great, unmoderated alien communications
  1519. Waves in Space!!!
  1520. Expanding Universe Question
  1521. Density of space
  1522. Hubble length?
  1523. Your Definition Of An Earth-Like Planet?
  1524. Question regarding accellerating expansion of the universe.
  1525. Atmospheric Pressure determined by?
  1526. Does Mars have it's own calendar yet?
  1527. New overview of cosmology for Ashtekar's book
  1528. Are Planets Around Stars...
  1529. what fuels accelerating expansion of our universe
  1530. Electric Planet?
  1531. Are black holes black afterall?
  1532. Dark matter particles
  1533. Dark matter = plasma?
  1534. Cosmology for dummies
  1535. How to calculate age of universe with a certain redshift?
  1536. Quick Question...
  1537. Space Time in a smaller scale.
  1538. Do Laws Affect Constants?
  1539. Failure of Friedmann equation?
  1540. Axis of evil by Magueijo
  1541. Is space really expanding?
  1542. The most complex extraterrestrial molecule
  1543. The sun, galaxy, universe.
  1544. Astronomers photograph extra-solar planet
  1545. Black holes 'do not exist'
  1546. So what is the consensus now?
  1547. Why all the hot Jupiters?
  1548. Interpreting spectra
  1549. neutron stars: good short article
  1550. Another possible crisis for the standard cosmological model?
  1551. Solar Flares
  1552. Expanding universe.
  1553. Newbie question about inflation
  1554. magnetic fields
  1555. Armchair cosmology
  1556. question
  1557. Why eccentric orbits?
  1558. Disk Scale Length Help
  1559. Something I don't get about Wormholes
  1560. The fist generation of star forming halos
  1561. Habitable Planets: Disaster Zones and Safe Havens
  1562. Moon moving away
  1563. Habitable Worlds circling non-Sol like stars
  1564. Understanding black holes
  1565. Black hole thought.
  1566. Mass of the U
  1567. Shape of the universe
  1568. Hoag's Object ???
  1569. "Bad Science" and the Anthropic Cosmological Principle
  1570. Solar Eclipse
  1571. vacuum polarization and optical effects.
  1572. Could Spacetime Foam...
  1573. inverse square law
  1574. Desity In Space
  1575. What is the range of n for n-pole MBR harmonics?
  1576. the great red spot
  1577. Predicting Eclipses
  1578. A question
  1579. CMB and Principle of Maximum Entropy
  1580. the moon's roche radius?
  1581. Cosmos: more anisotropic or inhomogeneous?
  1582. Escape Velocity Given Radius of 2 Objects
  1583. Science’s doomsday team vs. the asteroids
  1584. Supernova Probabilities
  1585. New Math...
  1586. redening of light from a certian density of particals
  1587. CMB Info Needed
  1588. not wanting to belive the acceleration universe model
  1589. how can the expansion of space cause light to loose energy?
  1590. Could Quantum Fluctuations Happen Even...
  1591. TeVeS and Dark Energy.
  1592. Temperature of space
  1593. Name two things that signifify a trip around the sun
  1594. Cns
  1595. Massive objects in the immediate solar neighbourhood
  1596. more about light energy loss
  1597. Size of the universe
  1598. Gravitation, inertia, and the vacuum
  1599. Dark matter, energy and negetive gravity
  1600. Look For Extraterrestrial Civilizations (Don't Just Listen)
  1601. Hubble Trouble
  1602. Blackholes
  1603. Warp drive, then where are we?
  1604. Cosmic Natural Selection
  1605. the expansion of the universe..
  1606. Rosetta Awards
  1607. The sun Qn...
  1608. Missing stuff
  1609. Big Bang = Big Flow (RHIC Results)
  1610. A review of dark energy/vacuum energy relationship.
  1611. Great lecture on particle physics and cosmology
  1612. Top 10 Hands-On Astronomy Activities?
  1613. Big Bang Article - Early Universe more Fluid like
  1614. Meteors: Fire in the Sky
  1615. neptune project
  1616. Universe Age..Size with respect to DM?
  1617. The moon?
  1618. No motion no gravity
  1619. +,- and 0 curvature
  1620. is there a size?
  1621. Weird Project Idea
  1622. Whirling Whirlpool...
  1623. saturn
  1624. matter/energy ratio
  1625. Another MOND prediction confirmed.
  1626. Deep Space animation
  1627. Cosmological constant and Dark energy
  1628. The Sun's twin star???
  1629. gravity of moon
  1630. are black holes a reality
  1631. Extrasolar Sighting...
  1632. Another new look at CC
  1633. Nice lecture on by Steven Weinberg "Where Do We Stand?
  1634. Resource books
  1635. curved space
  1636. Solving the mystery of Iapetus
  1637. Big Bang Project Ideas
  1638. new MOND paper: Pointecouteau and Silk
  1639. An array of questions.
  1640. black hole particle
  1641. Orbits
  1642. How Far nearby galaxy Problem
  1643. Not the centre of the universe.
  1644. Neutrino Emission
  1645. Questions and Doubts about the Big-bang
  1646. Particle and event horizons
  1647. A nice reality check on cosmology.
  1648. singularity
  1649. Space?
  1650. calculate separation of galaxies as a function of time
  1651. Is Frame Dragging an Example of a Gravity Wave?
  1652. "Creation of Black Hole Detected"
  1653. What makes hot Jupiters?
  1654. strange?
  1655. Calculating solar mass using luminosity
  1656. Non-spherical structures.
  1657. Looking at neutron stars
  1658. More precise numbers on 2004MN4 asteroid flyby in 2029
  1659. "lensed" quasar pair
  1660. Sean Carroll
  1661. Black Holes - Where does all the matter go
  1662. Analogue gravity
  1663. spiral characteristics
  1664. did abhas mitra proved that black holes dont exist
  1665. Lunar-precession theory
  1666. About Eternal Inflation and Spacetime Bubbles
  1667. Distance between peaks?
  1668. kleopatra
  1669. beYond that????
  1670. Conceptualizing the analogy of gravity
  1671. Universal Boze-Einstein Condensate
  1672. Does our universe rotate ?
  1673. Pluto
  1674. The thread thread: Strangeness of the expanding space paradigm
  1675. Studying life in other galaxies
  1676. Integration of Superstring Theory into the Big Bang
  1677. HI clouds in the center of the Virgo cluster
  1678. Bh Wh
  1679. Origin of the Universe: Created Universe vs Cyclical Universe
  1680. Colonization
  1681. no space ads
  1682. Black Holes and Dark Matter
  1683. Moons
  1684. Living with aliens
  1685. Cleaning reflector mirror
  1686. FTL Travel: Will we get there?
  1687. Dark matter!
  1688. I`m new here.(:
  1689. Diamonds on other planets? Or just Earth?
  1690. Voyager goes bye bye
  1691. metal poor stars
  1692. Quasar Absorption Lines
  1693. Can my TV set pick up the CMBR?
  1694. The pork chop solution
  1695. Non-Cosmological Interpretation of Redshift
  1696. Density of the inter-cluster medium
  1697. Metallicity of the WHIM and ICM, and its history
  1698. Expansion of the Universe, cop this!
  1699. Universal movement
  1700. News regarding the size of Andromeda
  1701. Dark Matter, is it necessary?
  1702. mysterious quasars
  1703. Cosmic Recombination
  1704. Are Other Dimension Universes Plausible?
  1705. Europan Ocean q's
  1706. Accelerating Universe and the Loss of Mass
  1707. Space-time question
  1708. New cosmology?
  1709. "Why I believe in higher dimensions"
  1710. Hot Topics
  1711. High red shift black holes
  1712. Increasing G during the formation of helium.
  1713. finiteness of space
  1714. Colour of epsilon bootis
  1715. So Has Virtual Particles Been Proven To Exist?
  1716. Building a telescope mount and have some questions...
  1717. What does a neutron star "look" like
  1718. Limits on radio telescopes
  1719. Gravitational Waves
  1720. Vela-X supernova and carbon dating?
  1721. wrong claims
  1722. Chemical evolution
  1723. new take on SETI
  1724. Eot-Wash sub-mm test inverse square law
  1725. cosmic background radiation?
  1726. Blackhole at the center of each galaxy, think again
  1727. Quasars non cosmological red shift.
  1728. Fermions = DM+DE
  1729. Please give me some advise about DEC (dominant energy conditions)
  1730. detect planets through mag field?
  1731. Where have you travelled virtually in spacetime?
  1732. Massive star formation
  1733. Why did the big bang happened?
  1734. Who Here Is In The Rare Earth Camp?
  1735. Corrupted echoes from BB
  1736. "The universe is expanding" & "the universe is infinite"
  1737. A Poll
  1738. Quasars,white dwarf and neutron stars
  1739. Did the Big Bang happen?!
  1740. Question about exploding neutron stars
  1741. Time to reach thermal equilibrium with radiation
  1742. Comparison of the Mainstream and the Self Creation Freely Coasting models
  1743. Earth's 'bigger cousin' detected
  1744. Random walk and universal expansion
  1745. Sci-Fi Gravity
  1746. Question from a non-physicist...
  1747. Calculating the age of the universe...
  1748. Reduced Circumference
  1749. wien's law and black body emition
  1750. Hangin' out near a black hole.
  1751. Network
  1752. Should we end up with DST?
  1753. artificial blackbody
  1754. Asteroid Belt q's.
  1755. Gamma Ray Bursters
  1756. Neutron diffusion and nucleosynthesis
  1757. The testability of your model
  1758. What is "scale radius"
  1759. "Testability" thread is great (keeping comment/discussion out works, too)
  1760. If light were instantaneous
  1761. Big Moon?
  1762. Sirius - habitable orbit? (link)
  1763. Does nightime sky face outer or inner galaxy?
  1764. What would cause a black hole to explode?
  1765. Telescope Through The Web
  1766. planet magnetic field
  1767. Virtual Observatory
  1768. Extended reionization epoch
  1769. new one by Moffat (comparing fit to rotation curves)
  1770. Is our galaxy one of the first...
  1771. Cosmic censorship hypothesis
  1772. What am I doing wrong? - Telescope Trouble
  1773. Current galaxy formation in the CDM model
  1774. Origin of cosmic gamma ray background
  1775. cosmology: the scinece on the universe.
  1776. Vilenkin's proposal
  1777. Pluto mission sign up
  1778. Black hole confusion...Not uncommon, is it?
  1779. Dark matter fueles expansion
  1780. Distances
  1781. Galaxies
  1782. variable star
  1783. Telescope mount questions.
  1784. A little direction regarding dark energy.
  1785. Texts on Introduction to Astronomy/Cosmology
  1786. Deep Impact
  1787. Tha drake equation
  1788. (Telescopes) Certifiably confused.
  1789. Quasar Energy
  1790. Reminder about "Deep Impact" on night of July 3
  1791. Gas giants and Venus
  1792. Modified gravity
  1793. Balck hole within 20 light years?
  1794. Habitable-zone planets
  1795. Big Bang and Black Holes
  1796. Encouraging signs re: uniting DM/DE fields
  1797. Carbon rich stars
  1798. A thermodynamic question
  1799. physics & astrophysics books
  1800. Fluctuation Theorem, Big Bang Question
  1801. looking for a book
  1802. Life evolving on a planet revolving a red dwarf?
  1803. Question
  1804. Neutrino
  1805. How can empty space give off radiation from the Big Bang?!
  1806. Life Against All Odds?
  1807. "infinite Galaxy"
  1808. black holes
  1809. Big Bang
  1810. Will it be hard to find planets with live plate tectonics?
  1811. Unifying the Robertson-Walker metric
  1812. The bands of the gas giants
  1813. jupiter red dot
  1814. the earths like shield
  1815. Constriants on dark matter
  1816. Is Teleportation Really Possible?
  1817. Compton Recoil Electrons
  1818. Expanding Universe + Rotation - Lost it somewhere
  1819. Shadows of our time
  1820. [stars] Red Supergiants
  1821. A telescope orbiting an outer planet?
  1822. Entanglement instead of inflation
  1823. Can a Black Hole create Supernova???
  1824. Gravitational radiation limits
  1825. Radiation condensing into matter?
  1826. some thoughts about the Mars icecap
  1827. Where has all the information gone
  1828. Planet discovered in 3-star system
  1829. Possible Explanations To Fermi's Paradox?
  1830. Pop 111 stars
  1831. Why
  1832. Swirling galaxies?
  1833. Polarization of quasar emissions
  1834. Energy from the Big Bang
  1835. big mars hoax
  1836. How far can we see clearly?
  1837. Wormholes
  1838. Colonization Of The Milky Way Inevitable...
  1839. Dark matters seems unlikely to succeed
  1840. Origin of Space and Time
  1841. Telescope lens upgrade
  1842. A small test for your astronomic study IQ
  1843. Cosmology Simulations' softwares
  1844. Views on schimdt Cassegrain telescopes
  1845. Universal Expansion
  1846. Pop 111 stars intermediat BHs
  1847. Model of the Universe
  1848. Curvature of the Universe (II)
  1849. Uneven Cratering of Moon's Surface
  1850. The Arecibo Radio Telescope
  1851. Ultra deep feild
  1852. BlackHoles
  1853. Tenth planet Thread (merged)
  1854. classical aberration of starlight
  1855. Self-Replicating Probes?
  1856. elements of mother earth
  1857. Mass not intrinsic, but emergent.
  1858. Are Macro Hidden Variables..
  1859. How Old Are Third Generation Stars
  1860. why do stars flicker?
  1861. no movement FTL travel
  1862. Couple of G-Field
  1863. Michealson-Morley experiment
  1864. Dear Phobos, Janus, and Self Adjoint
  1865. StarCalc
  1866. The "fine tuning" problem (all 120 OOM of it!)
  1867. Big Bang Implosion
  1868. Cosmic reionisation
  1869. Planetary Alignment on my Date of Birth
  1870. ET phone home
  1871. FYI - online petition to keep Voyager & Hubble programs going
  1872. Do black holes "evaporate" or go "bang"?
  1873. Discovery-A new beginning?
  1874. Where's SpaceTiger?
  1875. Buying a New Telescope and would like some input.
  1876. Which astrophysical journal is the best?
  1877. Phobos and Deimos
  1878. Telescope Help
  1879. do planets lose energy?
  1880. Dimensions.
  1881. Gravity & Our Gas Giant Planets
  1882. physics of 2 bodies...
  1883. For those who think life is rare....
  1884. shot noise
  1885. Perseids a wash-out here.... :grumpy:
  1886. Omega pointe and the Big crunch theories
  1887. Other Universes
  1888. telescope help again
  1889. Water ice in crater at Martian north pole
  1890. Field of View
  1891. The center of our galaxy
  1892. Your thoughts?
  1893. The Milky Way is Not a Spiral?
  1894. Overall Charge of Universe
  1895. Interesting theroy.
  1896. Theory on Light
  1897. Any Recomendations?
  1898. Question: Mnemonic for classes of stars
  1899. Universe is a white hole?
  1900. John Bahcall Dead at 70
  1901. Dark matter ceu's
  1902. Chandrashekhar Limit
  1903. Planets around Alpha Centauri
  1904. mature stars in ancient galaxies
  1905. solar energy question
  1906. Graphing Software
  1907. Unexplained light.
  1908. Rotating Planets
  1909. On the large-angle anomalies of the microwave sky
  1910. Classic Papers in Astronomy and Cosmology
  1911. More on pop 111 stars
  1912. A sad day
  1913. mounting a 'scope on the ISS
  1914. [SOLVED] Isn't space expansion expectable?
  1915. Balck Out
  1916. Spirit reaches Martian summit
  1917. Help: Application of Optical Fibre In Astronomy?
  1918. Parsec
  1919. Universe expansion and merging galaxies
  1920. [astrogeology] measuring atmospheric density
  1921. Did condensation accompany the initial big bang expansion?
  1922. Help about quantum cosmology
  1923. Heat Death?
  1924. coordinates?
  1925. The origin of cold dark matter halo density profiles
  1926. Mars rover adds hill climbing to list of accomplishments
  1927. absorption in 'CMBR' wavelengths - observations? processes?
  1928. Observational Dark Energy - SN1a wiggle room?
  1929. Dark matter highlights extra dimensions
  1930. Speculation
  1931. What do you recomend is the best way to clean a lense(telescope)
  1932. Can someone help me identify this object in my photo?
  1933. Saturns Rings Changing
  1934. Clustering of primordial black holes
  1935. Asteroid Strike in Antarctica
  1936. Identification of an object in the sky
  1937. [stars] Nuclear Fuel usage rate
  1938. general astronomy :course
  1939. Gravitational collapse assumes that charges are singular
  1940. An Old quasar in a Young Universe?
  1941. Fastest neutron star, 1100 km/second
  1942. question...
  1943. What's the acceleration of our galaxy?
  1944. Black hole
  1945. What is Hydra constellation?
  1946. Recommend a semester project?
  1947. Is the universe still expanding?
  1948. Does the universe rotate
  1949. saturn satellites
  1950. Most distant gammaray blast detected
  1951. Optical effect or coordinated behavior?
  1952. No moon
  1953. parallel universe
  1954. Why does the universe look black?
  1955. GRBs
  1956. What do you guys think?
  1957. A very interesting paper...
  1958. The Big Bang
  1959. moon
  1960. Shoreline on Titan...
  1961. Dark matter
  1962. Big crunch
  1963. could dark matter be error in GR or temporal effect
  1964. Can there be anything outside of our Existance?
  1965. Galaxies
  1966. [Andromeda] Fast traveling stars
  1967. Do galaxies die?
  1968. Reflecting telescopes
  1969. Geo-reactor
  1970. Universe Distance limit
  1971. Shape of The Universe?
  1972. UV Galaxy Surface brightness says no expansion
  1973. Early reionization
  1974. Trig in telescopes
  1975. Galaxy Rotation Curves Without Non-B. Dark Matter
  1976. Blackhole Question (involves Light)
  1977. Determing distances on the fly
  1978. Closed Universe & entropy
  1979. guess what guys
  1980. Black holes and galaxies!!!!
  1981. Virtual era
  1982. Origins of the Universe
  1983. Thoughts?
  1984. mass function
  1985. Turbulent cells
  1986. magnitude system
  1987. Space Ladder
  1988. Where are the real definitions of homogeneity and isotropy?
  1989. Singularity Seeding...
  1990. figure this one out???
  1991. a stupid question..
  1992. This guy is my hero...
  1993. How do astronomers measure an objects angular size?
  1994. Recycled
  1995. Is our Sun a Binary Star?
  1996. New Planet
  1997. Dark Energy Insights..
  1998. VLT Images
  1999. The Distribution of Dark Matter in Spirals
  2000. The Length of the Universe
  2001. Dark matter - one mystery solved
  2002. The nature of Dark Matter
  2003. Right Ascension and Declination
  2004. Sidereal vs. Solar Day
  2005. The Edge of the Universe
  2006. Heat of objects entering an atmosphere?
  2007. Galactic Evolution
  2008. Why does a gas cloud spontanously rotate?
  2009. physical simetries
  2010. semi-pop review of structure of universe
  2011. Detecting planets with transit
  2012. An infinitely old universe
  2013. Blackhole gulps down Neutron Star
  2014. weak and strong anthropic principle
  2015. new study shows Dark Matter isn't needed? Relativty explains it?
  2016. How does the cosmic background radiation works
  2017. Dark Matter: what is it
  2018. If the earth stopped spinning...
  2019. Unusual Observation
  2020. eclispses effecting brightness
  2021. Gamma ray burst
  2022. Quickie: CP and power spectrum of the CMB
  2023. Star formation
  2024. A Comic Question
  2025. Interesting ?
  2026. When is the best time?
  2027. Preservation of Space
  2028. Message in the sky.
  2029. New study shows Dark Energy isn't needed? Relativty explains it?
  2030. Can GRB cause mass-extinctions?
  2031. is the inernal energy of the universe decreasing?
  2032. Satellites
  2033. Novice Astrophotographer Discovers Supernova
  2034. Wraparound Universe
  2035. 'First Light' and the Universe's early years
  2036. Astronomy Problems: PLEASE HELP!
  2037. IMF and First Stars
  2038. moon
  2039. Satellites: Radiation Pressure
  2040. Star formation rates z=6 to z=10
  2041. Black holes and galaxies
  2042. libration points
  2043. Beginning Astronomy Please Help
  2044. Should The Galaxy Have Been Colonized By Now?
  2045. More about the Cooperstock and Tieu model
  2046. What is the universe doing
  2047. Distance and Red Shift of stars
  2048. Reporters are Idiots
  2049. Mars to Swing Close to Earth This Weekend
  2050. Only a short answer please
  2051. Oscilating universe
  2052. formation of planets
  2053. rms speed of H
  2054. Failures of Big Bang
  2055. specific definition of space in BB
  2056. Planck Epoch
  2057. Massive objects with super-solar metallicities at z~6
  2058. Non-photonic 'telescopes'
  2059. CMBR - multiple detections of the same 'spots'?
  2060. An anomalous concentration of QSOs around NGC 3079
  2061. Energy & Telescopic Physics/Astronomy
  2062. Hubble discovers two new satellites of Pluto
  2063. Alignment of Quasar Polarizations 0507274
  2064. lower mass = more elliptical orbit?
  2065. Please Help
  2066. Your take on CarlB's idea.
  2067. celestron powerseeker 675
  2068. Inside the blackhole
  2069. traces of earliest stars found?
  2070. If Omega was exactly 1....
  2071. Restart The Big Bang
  2072. Living in the Multiverse
  2073. Supernova kills mammoths?
  2074. What is the biggest star we know of?
  2075. highest known blue shift
  2076. Forensic Reconstruction of Copernicus' Face
  2077. I'd like to buy a telescope
  2078. Andre's question
  2079. White Holes?
  2080. Who here has calculated the dark energy density?
  2081. Coffee mug into Black Hole
  2082. neutron star
  2083. nuclear fuel for rockets
  2084. accuracy in space
  2085. shielding space stations
  2086. Glass planet
  2087. Venus express on it's way
  2088. Local effects of Hubble flow
  2089. Seeing light from early Universe
  2090. Gravitational Lensing
  2091. Does "natural selection" apply extra-galactically?
  2092. Size of the Universe
  2093. Is Dark Matter the Unruh effect applied to the acceleration of Gravity?
  2094. Speed of light to the square
  2095. A strange star appeared!
  2096. where did we come from?
  2097. Settlement on Moon
  2098. Phobos & Deimos
  2099. Astronomy Problems: Please Look/help!
  2100. Acceleration of charges at Big Bang
  2101. The Purpose of Inflation
  2102. Ameteur question
  2103. Gravitational energy?
  2104. Planet Destroying Chaos Cloud
  2105. sun disappears? consequences?
  2106. Flat Universe Question
  2107. Paper - Sun not powered by H fusion
  2108. quasar without a host galaxy
  2109. DM and DE
  2110. Question...
  2111. If space is flat then what is directly under the planets?
  2112. Delay of JWST a Major Setback for Astronomy
  2113. Poll of exoplanet-finders about best methods
  2114. Recent Supernovae Ia observations tend to rule out all the cosmologies
  2115. Intro to Astronomy & Astrophysics
  2116. GRB's
  2117. What Force might do this?
  2118. Why are our planets and galaxy in a plane shape?
  2119. Question about the Big Bang...
  2120. Origin of gamma ray burst
  2121. Does a black hole have entropy?
  2122. Jupiter as a Gravitational lens??
  2123. distinguishing MOND from dark matter
  2124. The Universe as big as a basket ball??
  2125. infinite universe
  2126. Okay, clear this up for me
  2127. Black Holes man
  2128. Probe returning with asteroid rock sample
  2129. Yet another new solar system?
  2130. No Dark Matter?
  2131. orbit to mars
  2132. missing galaxies?
  2133. Need WMAP error bars for CMBFAST power spectrum output
  2134. The Solar System
  2135. VLF Radio Astronomy?
  2136. 4 Astronomy Problems: ASSISTANCE NEEDED PLEASE
  2137. kuiper belt info
  2138. Neutronium article @ Wikipedia in need of experts and knowledgeables
  2139. Galaxy paradox?
  2140. Chicago: New Views of the Universe (Dec 8-13,2005)
  2141. questions on doppler shift
  2142. super-black holes and the universe...
  2143. Dark Galaxy found!?
  2144. Some spiral galaxies larger than previously reported!
  2145. The opposition of Juno .
  2146. Flat Universe possess an edge?
  2147. Infinite Universe not possible?
  2148. Inflation
  2149. Universe doesn't equal Time travel
  2150. nebulas
  2151. Big Bang and the Law of Conservation of Matter/Energy?
  2152. Cuspy Halo Problems...
  2153. A theory of gravity based on special relativity
  2154. Earth-Moon center of mass?
  2155. Space-time fabric
  2156. Is this correct???
  2157. red shift
  2158. About to become an armchair astronomer
  2159. Dark matter & dark energy Q's
  2160. A Volcanically active moon - Enceladus!
  2161. About Negative Pressure
  2162. NASA's Hubble Discovers New Rings and Moons Around Uranus
  2163. How do we know the sun's orbit?
  2164. Jupiter's clouds
  2165. Alternate sources for 3K background radiation?
  2166. Earth as seen Mars
  2167. Same star in many places in the sky
  2168. Not your standard '2005 in review' thread!
  2169. New Clifford Will paper (LISA, BHs)
  2170. Frank Tipler on Matter-Energy Conversion
  2171. Stardust nears end of epic journey
  2172. Earth Space Agency
  2173. Real time effects of light, light speed, and the sun?
  2174. Apophis to impact earth in 2036?
  2175. Universe Today PDF
  2176. Why the earth is rotating along its axis?
  2177. Three cheers and two years for the Mars rovers
  2178. Confirmation, please.
  2179. Heim-Dröscher space,eight-dimensional universe, Mars-Earth: three hour trip
  2180. trapezium?
  2181. check this out!
  2182. Audiable sound on other planets
  2183. Observing question
  2184. Our solar system
  2185. Galactic redshift anomalies
  2186. check this out too!
  2187. Life on a brown dwarf or a fissioning rouge planet?
  2188. Travel
  2189. Horizons Misson -- Questions
  2190. Small Comets, Dr Louis Rich, & Water In Space
  2191. Equitorial/Horizontal co-ordinate questions
  2192. Mission To Pluto Uses Jupiter To Speed Up?
  2193. Terrestrial planet search review paper
  2194. Galactic Merger question
  2195. Dark matter
  2196. Major Scientific Discovery - Extrasolar planet announcement 25 Jan 18:00 GMT
  2197. Roving Mars: IMAX movie coming soon
  2198. Atrometry (CANOPUS)
  2199. what if a comet hit venus
  2200. Theory of + and -
  2201. Worm Holes
  2202. Hyper-Velocity Stars
  2203. How Do We See the Milky Way
  2204. Neutrinos
  2205. VERY high resolution Cassini photos?
  2206. Infinite Gravity
  2207. Could something be seen going the speed of light?
  2208. exiled stars
  2209. Sun
  2210. Undergrad: General Astronomy Questions.
  2211. White holes
  2212. what is it called?
  2213. Awestruck Astronauts
  2214. Temperature of Dark Matter
  2215. Big discovery: Hypergiant may have planets
  2216. Mercanter projection of Mars
  2217. expansion of galaxies
  2218. Parallax (definition)
  2219. Astrophotography Question
  2220. planetary simulation software
  2221. Can planetoids repair complete fractures?
  2222. The Largest thunderstorm on saturan
  2223. Venus Escaped Moon GravitySimulator Update
  2224. Do Celestial Objects Compete for Matter?
  2225. New Type of Star Discovered!
  2226. NASA budget/program cuts
  2227. Bits Missing From Hubble Photos
  2228. Lightening on Mars?
  2229. questions of a newb
  2230. Solar celestial position (as function of latt, long, time of day, date,...)
  2231. 21 cm radiation
  2232. Space station
  2233. Star Statistics
  2234. Light in astronomy
  2235. symbol for section
  2236. Cosmic rays and the EMS
  2237. Tully-Fisher, fundamental plane - what about LSBs, dwarfs, etc?
  2238. Big Bang: EXPLOSION OF A SUPER MASSIVE B.H
  2239. Black hole kick (new numerical result)
  2240. The habitable planets
  2241. Population III detected at last?
  2242. Water found somewhere beyond Earth
  2243. More suns found
  2244. Antimatter?
  2245. Question for astronomers, astrphys.
  2246. Farthest Visible Star
  2247. Life On Europa?
  2248. Current velocities of planets?
  2249. nova
  2250. Universal Regeneration
  2251. Entropy of the universe
  2252. How many places in the solar system have liquid water?
  2253. The quasar "in" NGC 7319
  2254. New WMAP data released
  2255. The moon doesn`t rotate around it`s axis.
  2256. characteristics of globular clusters
  2257. Can You See A Black Hole?
  2258. apparently, M62 is quite hospitable to life
  2259. Space Density
  2260. Other Planet's Radiation Belts.
  2261. Equinox Timing
  2262. Solar sys. travel questions
  2263. The Earth, Moon and Sun's "gavity" game.
  2264. Solar Rate
  2265. Help finding an Aitoff projection of constellations
  2266. question about relation between galaxies
  2267. Astronomy Problems: Please Help!
  2268. Dawn back on! 2007!
  2269. Solar Twins - How Far Away?
  2270. Link to HiRISE
  2271. Nasa
  2272. Dust Cloud
  2273. Rosswog ideas for GRB mechanism
  2274. Earths environment
  2275. The first stars
  2276. Methanol Cloud
  2277. You'd see ... what?
  2278. Understanding redshift surveys
  2279. Sat temps in orbit?
  2280. Distance between earth and moon increasing!
  2281. Is the physics within the Solar system really understood?
  2282. See Planet George form earth
  2283. Question in Star formation
  2284. Drake equeation and planet finding
  2285. The moon
  2286. Our solar system
  2287. Northern lights - How?
  2288. Part of a binary star system?
  2289. Can the gas model theory explain recent satellite observations?
  2290. Strike deathray from list of concerns?
  2291. orbital simulation
  2292. Trojans
  2293. Relation Between Areas of Astronomy
  2294. Nuclear Fusion Rockets v.s Fission
  2295. Mars mission a sham
  2296. Explaining axis tilts
  2297. Do solar neutrinos really change flavor?
  2298. 2D orbiting
  2299. Poll on mars
  2300. Water on moon
  2301. Why is my paper very difficult to be published?
  2302. What is the cause of coronal loops?
  2303. is Alpha Centauri, the closes star to the solar system?
  2304. Earth Rotation
  2305. Venusian rotation
  2306. The Dunes of Titan
  2307. gas planets
  2308. Moon's orbit.
  2309. Sterile Nuetrinos : explanation for DM?
  2310. Neptune
  2311. is there white hole in the universe?
  2312. Question about the planets
  2313. A general qustion on expansion......
  2314. My First Observation
  2315. Thought Experiment
  2316. comet 25th may?
  2317. Meteorite Collision Modelling
  2318. kuiper belt objects
  2319. Astronomy deep underground
  2320. Voyager 2 Detects Odd Shape of Solar System's Edge
  2321. Earth Impacts
  2322. Impatient
  2323. Eclipsing binaries (references to data and models?)
  2324. Terra Foruming
  2325. Gammaray Sky animation (what GLAST will see)
  2326. Gammaray Bursts (all you ever wanted to know)
  2327. New map of the galaxy (Levine Blitz Heiles)
  2328. List of objects of Gould's Belt
  2329. Translational motion of stars & planets
  2330. juggling and orbital mechanics
  2331. I've been wondering
  2332. Who created this running difference image?
  2333. Predicting the location of stars & planets
  2334. fake moon landing
  2335. What could cause craters...
  2336. If the Universe is Expanding...
  2337. Calculating the gravitational accelleration on the surface of a planet
  2338. Ocean Tides, Earth's Rotation, Moon's Orbital Radius, & Global Warming
  2339. Reverse/change in earth's axis
  2340. Hubble's camera goes into safe mode
  2341. hawking radiation
  2342. estimating mass of earth
  2343. Radio Telescopes
  2344. School cosmology assignment
  2345. Lifters
  2346. Pluto
  2347. Gravity on the surface of the Moon
  2348. South Delta Aquarid or Perseids?
  2349. travel and astronomy
  2350. Solar System Planets
  2351. star catalogues
  2352. Catalog of Nearby Exoplanets
  2353. Heard anything about GPB results?
  2354. Ir
  2355. Dark matter detectors
  2356. Blackholes theory maybe incorrect??
  2357. how are stars formed?
  2358. Quick Advice...
  2359. Buying a telescope... any suggestions?
  2360. One million pounds of thrust?
  2361. Final Year Project
  2362. Phases of the moon
  2363. Stargazing in Washington state
  2364. Another newbie question
  2365. Trans-Neptune debris casts Xray shadows
  2366. Just a question of planetary magnetism
  2367. Drakes equation
  2368. NASA Dark Matter Announcement on Monday, 21st Aug
  2369. Only earth orbits in a circular motion?
  2370. Twelve Planets
  2371. what is this Moon phenomenon?
  2372. The new defiention of a planet!
  2373. Questions about stellar evolution
  2374. physics of movement
  2375. Research Project Ideas
  2376. Mars highly visible to Earth?
  2377. Limiting magnitude
  2378. rehash: speed of falling object at Earth's centre
  2379. Mr Confused
  2380. Call them DOLPHINS (not "dwarf planets")
  2381. Now Its Official: Eight Planets (Pluto got bumped)
  2382. Sedna must be a planet (at least for now) according to new definition?
  2383. Moon
  2384. Brightness of Mars as observed from earth
  2385. is space already magnified?
  2386. Helio/geo Centric Funda
  2387. Telescope upgrade
  2388. Mars Closest Encounter With Earth
  2389. Tiny Blackholes may pervade space
  2390. Why is there only 8 planets now
  2391. Rare Astronomical Event Observed for the First Time
  2392. Satellite to impact Moon tonight/tomorrow
  2393. Earth almost gets hit
  2394. Saturn's Rings
  2395. The Astronomy Peer Review Process
  2396. Pole Star - Help!
  2397. Balls of Gas aren't Planets
  2398. The Sky at Night Webcasts
  2399. wet planets common (new simulation study by Raymond et al)
  2400. Cruithne Help.
  2401. photo of satellite?
  2402. jupiter's atmosphere
  2403. Pulsar
  2404. Dark matter, observable?
  2405. supernova 1987a, light, neutrinos, VSL claims
  2406. Xena officially named Eris (as of 13 Sept)
  2407. Tiny inhabitable planet
  2408. New double pulsar testbed for GR and alts.
  2409. Planet HAT-P-1 poses a puzzle
  2410. Physical properties of objects that orbit each other in the universe
  2411. I did it!
  2412. Astronomy in the City
  2413. i want to build my telescope ... any advice ?
  2414. Astronomy/Kepler Law Question that is KILLING me.
  2415. Hubble Servicing Mission?
  2416. evaluate the pic : got a black spot in sun
  2417. The possiblity of a solid planetary disk
  2418. Space Exploration and its effect on the Earth's Oxygen supply: I have a question
  2419. SuperWASP - Wide Angle Search for Planets
  2420. celestial pole
  2421. measuring the absolute value of the AU
  2422. Gravitational pull is related to rotational speed?
  2423. right ascention/arc-second
  2424. horizontal system of celestial coordinates
  2425. I'm stuck on a problem...
  2426. LSST and Pan-STARRS, monitoring the whole sky, much more deeply
  2427. ExoPlanet Hunting
  2428. Astronomy pictures
  2429. Eclipse reappearance of Io
  2430. hipparcos catalogue question
  2431. Presence of terrestrial planets reckoned by star spectrum & co-orbiting gas giants
  2432. Solar wind + Weak magnetic field = No water?
  2433. Kepler's Laws
  2434. Solar storms ideas?
  2435. Conveyor belt on sun
  2436. When will Andromeda galaxy look as big as the moon today?
  2437. Kuiper belt/Scattered disc
  2438. Comet Swan
  2439. about space
  2440. Varibles/Eclipsing Binary systems
  2441. Space physics
  2442. a dumb question about astronomy
  2443. a question related to solar system
  2444. Hubble Repair Mission is a go!
  2445. Jupiter....?
  2446. 2 questions on astronomy!
  2447. stars colliding/meeting up with each other
  2448. Transit of Mercury 2006
  2449. earth changing tangental velocity?
  2450. Hurricane-like storm on Saturn
  2451. If Saturn floats, then what happens?
  2452. Galaxy defy Kepler? True or bull?
  2453. Has anyone done The Hubble Redshift Distance Relation Lab through Clea???
  2454. So what's the currently accepted gravity theory?
  2455. Far Side of the Sun
  2456. Why do planets rotate?
  2457. StarStuff - ABCNewsradio program Australia
  2458. Telescope Advice
  2459. Parallax and Kepler
  2460. Hypernovae?
  2461. What effects do the collision of galaxies have on the solar system?
  2462. Post Your Astronomy Findings here!
  2463. Mass and gravity confuse me
  2464. Two Questions on Movement
  2465. Prismatic Telescope Image
  2466. Neutron stars
  2467. Water flows on mars
  2468. Just a little question on orbits.
  2469. Please help. Supernovae database?
  2470. Man in Space
  2471. The universe should be billions of times brighter than the Milky Way????
  2472. Solar Storm - Aurorae tonight (14th)
  2473. magnetic field in neutron stars
  2474. Gravity leaving a permanent indention?
  2475. Night Sky
  2476. Why Symmetry of Tides on Earth (influenced by moon, sun)
  2477. Coordinate conversion calculator
  2478. Lens cleaning
  2479. Planetary rotation
  2480. precession
  2481. season indicator
  2482. Aurora on Jupiter?
  2483. Ratio of Orbital Distance to Transit Time
  2484. Green meteor
  2485. Telescope Staying Out
  2486. Future (total) solar eclipses
  2487. Andromeda 5x bigger than previously thought.
  2488. Our Newest Map of Dark Matter.
  2489. Black holes, can we see them directly?
  2490. What's the farthest distance a star visible to the naked eye can still be seen?
  2491. Galactic HI Emission
  2492. Brightest Comet in History...?...
  2493. What if the moon was bigger?
  2494. So how fast are we actually moving?
  2495. Earth orbital velocties
  2496. The Solar Constant
  2497. Placement
  2498. Galaxies
  2499. Comets
  2500. are craters on the moon randomly distributed?
  2501. are other planets getting hotter like the Earth?
  2502. Star Density... Should be a piece of cake...
  2503. Infinity
  2504. How do we determine what's in the core of stars/planets?
  2505. Astronomy Olympiad
  2506. Building Telescopes
  2507. a contradiction...?
  2508. Public Star Parties
  2509. Detecting transmission signal destinations
  2510. Black Holes in a Newtonian (non-Einsteinian) World
  2511. Atmospheric Refraction
  2512. UMC Time, Right Ascension and Longitude
  2513. Damn we're small!!
  2514. Really Simple Circumference Question
  2515. suns contraction
  2516. Eclipsing binary problem!!! im really frustrated!!!
  2517. vibrating moon
  2518. Fabric of space-time real?
  2519. ?'s about water on Mars
  2520. doesn't dust or debris collect at the L4 and L5 Lagrangian points?
  2521. Apophis will hit earth?
  2522. Nova in Scorpius
  2523. Check This Out!
  2524. Quick easy question..Formula for angular diameter?
  2525. Uranus rocky core?
  2526. No big planets close to the Sun?
  2527. Stellar Population in Milky Way
  2528. Is 99% of Kuiper Belt missing?
  2529. Black holes, the sun and wormholes.
  2530. Planetary formation and effects of gravity
  2531. Can anyone here please tell me about the sun dying?
  2532. physorg: comet defined by tail
  2533. gamma ray bursters
  2534. Access to astronomy journal articles
  2535. A rough calculation on the duration of lunar eclipse
  2536. Cepheides help
  2537. The Universe
  2538. Questions out of curiosity… Enlighten me please!
  2539. Io- how much power?
  2540. End of the Universe
  2541. Doppler Shift in Binary stars?
  2542. Trying to make a start
  2543. Masses of binary system (quick q)
  2544. Anyone own a Celestron 11'' schmidt cassegrain?
  2545. Calculating distance to object?
  2546. 2 questions
  2547. Pluto conjuctions
  2548. View of Milky Way from Earth
  2549. Star Light Fading - Question
  2550. Gravity and Dark Matter
  2551. WHY is the sun red during rise and set...
  2552. Why the sun/moon looks bigger at the sunset/rise?
  2553. The test of science
  2554. A Hello and ask for advice
  2555. What is at the center of the universe?
  2556. More stars in the Milky Way or galaxies in the universe?
  2557. Help finding a binocular
  2558. General Relativity - Question
  2559. familiar with velocity
  2560. Radius of planet from Transits
  2561. Please Help!! Why does gravity make things spin?
  2562. Star Collisions
  2563. Something majorly wrong with this paper?
  2564. Before Bigbang
  2565. Unusual object I saw in sky in Boston area
  2566. Sad disconnect at Cosmic Variance blog---how not to discuss
  2567. earth's elliptical orbit
  2568. The universe scale
  2569. Do exotic matter stars exist
  2570. Orange Light
  2571. Is Jupiter a planet>
  2572. Why is a comet worse(asteroid)?
  2573. Spiral arms
  2574. A comet question
  2575. way cool addition to 'astronomy picture of the day'!
  2576. Velocity of rotation at the edge of the Galaxies
  2577. Absolute Magnitudes for Cepheids
  2578. Thoughts on Martain Life
  2579. moonlight
  2580. V waveband luminosity
  2581. Help with Strange Photos of the Sun
  2582. Size of the Universe
  2583. Observed Galaxies
  2584. Black hole................
  2585. Atmospheric Absorption of Starlight
  2586. E=MC2 vs "The End"
  2587. Quasar Redshift
  2588. Most earthlike exoplanet yet (ESO team 23 April)
  2589. Moonlight
  2590. Red Square Nebula
  2591. Wikisky.org
  2592. maximum number of orbiting planets
  2593. The Universe in Motion
  2594. Atmospheric Refraction vs Height
  2595. refracting telescope project
  2596. Apparent Magnitude
  2597. CCD readout noise problem!!
  2598. Rayleigh scattering in Earth's atmosphere
  2599. Fine Structure Constant
  2600. How Fast?
  2601. Doppler Effect Question
  2602. Cold and Hot Dark Matter
  2603. Pluto's orbital inclination
  2604. Brightest supernova ever observed
  2605. Dead stars
  2606. Is Too Much Physics Bad For Astronomy?
  2607. Supernova 7000 ly away
  2608. Details on the galaxy crash in our future
  2609. HD 149026b - a hot planet
  2610. Gliese 581 d
  2611. gravitational lensing
  2612. Gravity and the Rotation of Galaxies
  2613. What did we dicover on Titan?
  2614. Amazing saturn photo
  2615. Effects of Gravity on pi
  2616. What is out tonight?
  2617. What can I get to improve telescope
  2618. Who said: "however the Earth still rotates"
  2619. Square Kilometer Array
  2620. My First Iridium Flare!
  2621. What would a black hole look like?
  2622. Measuring the Distances to Stars and Galaxies
  2623. Concerning Stellar Evolution
  2624. THE UNIVERSE tonight @ 9pm/8c
  2625. Gamma ray bursts!
  2626. Iron sun?
  2627. A Query on Sun and Moon Coordinate data
  2628. Ptolemy and his eclipses
  2629. Galilean Moons
  2630. Earth-Sun distance
  2631. Black hole gravity response question
  2632. Dark matter ?
  2633. Most distant Black Hole!
  2634. A hole on Mars
  2635. why objects at lagrangian points 4 and 5 are stable?
  2636. lunar perturbations
  2637. Exoplanets
  2638. Publications on the evolution of stars???
  2639. Astronomical retrocalculations
  2640. About Parabolic Telescope Mirrors
  2641. More about Mirrors
  2642. Where Did Mars Get Its Name?
  2643. Giant Solar Laser
  2644. about julian days
  2645. Liftoff for Ceres and Vesta (July 2007)
  2646. Travelling... I need a map
  2647. Another Neptune in the Oort Cloud
  2648. Surface of the Sun
  2649. Full moon height
  2650. Planetwatching
  2651. Taking Pictures...
  2652. How would the solar system capture an extra solar planet ??
  2653. What are the current problems/challenges in solar astronomy?
  2654. How to find any naked-eye object
  2655. What should I look for?
  2656. Death of low mass stars
  2657. Question regarding sun/moon angle
  2658. Galaxy Zoo
  2659. Water found on distant planet (hot Jupiter at 63 LY)
  2660. Great Canary Telescope - First Light
  2661. the saros cycle
  2662. Will cosmic microwave background disappear?
  2663. about initial conditions...
  2664. Two moons on August 27th, 2007
  2665. Maximal planet alignment
  2666. Question re: Planets Facing Each Other
  2667. Finally Ordering New Telescope
  2668. how are stars formed?
  2669. Sun???
  2670. A Star with a Comet's Tail
  2671. moons orbit
  2672. White Dwarf GD 362 - signs of earthlike planets
  2673. I Am Cursed! Ack! Fi! My New Telescope hates me...
  2674. Google Earth goes skywards
  2675. nova
  2676. "Gaping hole found in universe"
  2677. Moon orbits the earth
  2678. Moondance
  2679. Temperature of a Comet's Tail?
  2680. Question about the sun and the earth long long ago.
  2681. Habiting a planet
  2682. Only 1 hour to the Aurigids meteor shower (storm?)
  2683. Primary focus magnification???
  2684. Sharper than Hubble, from the ground.
  2685. Astronomy & Astrophysics 210 - and misc questions
  2686. Our skewed perception of galaxies...
  2687. Problem with the theories about the Sun and the planets
  2688. North polar geysers on Mars?
  2689. Hi and a question
  2690. Field of Eschatology pertaining to the binary star "Wormwood"
  2691. specific intensity
  2692. orbits
  2693. recommend some books
  2694. Solidifying space mirrors in space?
  2695. Humidity...
  2696. What is the limiting factor?
  2697. Shouldn’t ice on comets burn up quickly?
  2698. Doomsday scenarios
  2699. how does the movement of stars compare to the movement of planets
  2700. southern hemisphere astro textbooks
  2701. Building my first telescope
  2702. Question About "Comet Hunting"
  2703. What is an inverse meter?
  2704. Gas Giants
  2705. M101 maximum wavelength
  2706. Buying beginner telescope
  2707. curiosity
  2708. Density of solar flares?
  2709. Transit time calculation
  2710. CRIRES (VLT) Radial Velocity Sensitivity
  2711. Check the profile of a telescope mirror
  2712. Makes it harder to believe we're alone
  2713. Mean Orbital Separation Question
  2714. Big database
  2715. Distance from Sun to "outside" galaxy?
  2716. Moon's orbit & length of day/month
  2717. Angle viewed form erath between sun and planet.
  2718. nonrelativistic perihelion drift, best references ?
  2719. Limb darkening question
  2720. Why is earth's path is elliptical?
  2721. Is this possible, IN PRINCIPLE???
  2722. Question about light
  2723. Telescopes: what can you see without CCD?
  2724. What makes Earth...
  2725. voyager 1 and 2 still alive?
  2726. please help!!
  2727. Further plausible (?) elaboration on Fermi Paradox
  2728. Does nuclear weapon can destory the moon?
  2729. We're Slipping!
  2730. So , we don't know how universe began?
  2731. Planets and Stars
  2732. Can I be correct to say
  2733. Global warming and solar actvities
  2734. Current technology
  2735. Is 99% of the volume of the universe empty?
  2736. Red shift question
  2737. life on moon?
  2738. Lagrange planetary equations, web derivation?
  2739. Doesn't it just make you mad?
  2740. Space Station going down hill?
  2741. Sts-107
  2742. The age of the Kebira crater
  2743. Asteroid database
  2744. Could a Solar Flare destroy life on our planet?
  2745. Eccentric orbits
  2746. No dark matter?
  2747. telescope lenses
  2748. Albedo and reflected light from the moon
  2749. Doubt about Gravity
  2750. Can we tell apart antimatter from matter?
  2751. Looking for advice on telescope
  2752. black hole....
  2753. Asteroid hits moon → moon hits Earth...possible?
  2754. Naked eye comet in Perseus
  2755. Question about the "obliquity of the ecliptic"
  2756. Question - Tilt of the Analemma
  2757. Tunguska crater found?
  2758. Miniprobes for interstellar exploration
  2759. space temperature
  2760. Aurora in North pole
  2761. A question about MilkyWay
  2762. HDTV Lunar Image...
  2763. Cassini's Cosmic Recordings
  2764. Identifying Objects in the Solar System
  2765. Moon Objects
  2766. Comet Holmes is next to...?
  2767. why most of the planetary orbits are ellipitical?
  2768. Agol, Interesting objects in Perseus.
  2769. Astronomy Help
  2770. Can someone tell me what this is please?
  2771. Beginners Questions about Astronomy
  2772. An Online Planetarium
  2773. Circumpolar Stars
  2774. Paper: Origin of solar system
  2775. Question on Matter/Anti-matter
  2776. Moon Landing Conspiracy
  2777. Asteroid Hits Moon / Breaks it up:
  2778. Fiction Writer Looking for Some Astronomy Help
  2779. Intelligent Life
  2780. manifold and metric
  2781. Sunrise on Uranus
  2782. IEEE considering electrical model of stars
  2783. What if the Earth could be moved away from the Sun when it becomes a red giant
  2784. Ancient calculations and observations
  2785. V-I Color Index and Astronomical Catalog
  2786. Looking for a "mainstream" explanation for gamma gays and nuetron capture signatures.
  2787. What is ecentricity?
  2788. A question about the Satturn rings.
  2789. My blackhole theory-Why is it Wrong?
  2790. Understanding the acceleration of solar wind particles
  2791. high speed space travel
  2792. Orbital Speed calculation using conservation of Energy
  2793. Online Observatory Assistance
  2794. Algol
  2795. Cosmology Documentaries
  2796. Macsyma package for celestial mechanics
  2797. do the planets revolve on a 2d plane?
  2798. Sideways Moon
  2799. Telescope
  2800. Distance from low earth orbit to Europa?
  2801. How strong is gravity in the center of the earth?
  2802. need to interveiw:
  2803. Rouge star?
  2804. Help! I heard about this theory...
  2805. Saturn's rings
  2806. Origin of the moon
  2807. Time indside the earth
  2808. Vast distance.
  2809. Again the Saturn rings
  2810. Gregorian calendar off by 26 seconds a year
  2811. Question on Refractor Telescope !
  2812. The early universe
  2813. Pluto
  2814. Magnetic fields
  2815. Negative Refractive Index Telescopes?
  2816. photon radiation, how does it work?
  2817. The gas giants in Solar system
  2818. When a star explodes, does the shock wave...
  2819. Molten Earth
  2820. Freakiest things in our solar system
  2821. telescope and astronomy questions
  2822. how do we know the size of these suns?
  2823. Asteroid may strike Mars
  2824. Nebulas from close
  2825. Gravitational Time Dilation
  2826. Collimation Problems
  2827. annoying nitpicking: has the geocentric view of the solar system been refuted?
  2828. pulse of the sun's dynamo
  2829. Starfinder telescope
  2830. Question on Orbits
  2831. How do I go to Moon and Mars?
  2832. Help
  2833. Solar cycle #24
  2834. What kind of telescope to buy?
  2835. help me plz im in WAS and i need to know Delta V. plz plz plz.
  2836. any rotating clusters ???
  2837. Why gas giants were created far from the Sun?
  2838. Planar orbits?
  2839. Can black holes absorb at an infinite rate?
  2840. Observing Redshift
  2841. Black hole question
  2842. Is it possible for a black hole to "eat" an entire galaxy?
  2843. What would make a star flash red and blue?
  2844. Did supernovae have anything to do with the solar creation?
  2845. Could I Have Seen the Horsehead?
  2846. Mars Express Images
  2847. Crossing the galactic plane
  2848. The origin of water in the universe
  2849. Zhumell 3x Barlow
  2850. Star???
  2851. Current Event (MDA sold to USA) Discussion
  2852. objective mirrors...
  2853. objective mirrors for telescope..
  2854. Kepler's law
  2855. The ecliptic planes of the Milky Way and the solar system
  2856. First pictures From Mercury in 30 yrs.
  2857. Life support?
  2858. Quick question with regards to self-study
  2859. Why 24 hours for right ascension?
  2860. The creation of our solar system?
  2861. Apparent Magnitude of planets as seen from earth
  2862. Spectral and Luminosity Classification
  2863. Need Help Creating Moons for Fiction Story
  2864. Where to look???
  2865. (problem) Spherical trigonometry and star declination
  2866. RA and Declination
  2867. (problem) Spherical trigonometry and difference of two stars
  2868. Theoretical Resolution of Hubble
  2869. Skies dim for British astronomers
  2870. Analemma Visualisation
  2871. Magnification of telescope
  2872. Altitude and Azimuth Question
  2873. Mutual inclination between the orbital planes of 2 planets orbiting around the sun
  2874. *WHAT makes Earth ROTATE*?
  2875. Optical interferometry
  2876. Suppose we change the axis of the earth and make it vertical to the solar system...
  2877. Heat Transfer in Neutron Stars
  2878. The speed of our sun
  2879. Can we see human history through a telescope?
  2880. Is it possible to create Orbital construction yards for Spaceships?
  2881. what happens when one's gravity attracts the other?
  2882. Two Questions
  2883. focal point and telescopes
  2884. Water on Enceladus
  2885. Name That Satellite!
  2886. Hubble Expansion
  2887. photon help
  2888. *Big Bang*
  2889. Planets and Moon Orbit
  2890. HII regions, on-the-spot approximations
  2891. Rotation period vs. mass of planets in solar system
  2892. Degrees of freedom in HII regions
  2893. V relative to black hole
  2894. Density of a Neutron Star
  2895. Parallax Problem
  2896. Gravity question
  2897. What caused the cooling of the universe?
  2898. Viewing Saturn from a 6" telescope
  2899. SETI: What would it take to monitor all probable bands.
  2900. If the moon was twice as far away from the earth as it actually is, how would tides b
  2901. Would you expect comets to follow the ecliptic? Explain.
  2902. Speed of Space Expansion
  2903. Ultimate fate of ISS (International Space Station)
  2904. The Milky Way is twice the size we thought it was
  2905. How close does the comet come to earth
  2906. Sun rotation difference (equator/latitude/pole)?
  2907. may you help me PLZ ?? Qs
  2908. Lunar Eclipse
  2909. Question
  2910. Radial Velocity of the Sun
  2911. Stars twinkle, but planets don't?
  2912. 2 symmetrical identical planets
  2913. Buying a Telescope , guide me.
  2914. GRAVITAS GRAVITAS: Portraits of a Universe in Motion -- Freely Available
  2915. What would happen?
  2916. Why do we have to observe ultraviolet radiation using rockets or satellites?
  2917. Planetary Magnetic Fields
  2918. Population II solar systems
  2919. Anybody know anything about parallelogram mounts
  2920. article from today's NYTimes
  2921. Appearance of the lakes on Titan
  2922. Star threathens earth.
  2923. Measuring Distance
  2924. A question about telescope
  2925. Is This A Good Telescope ?
  2926. Satellite Right Acension and Declination Calculations
  2927. How do i find a Astronomy club close to me ?
  2928. Are matter and energy equally represented
  2929. stars
  2930. parallax
  2931. Universe Building
  2932. Hubble ultra deep field - beyond the big bang
  2933. Just Checking - Calculating Angular Diameter of Moon
  2934. Why do we see the near side of the moon only??
  2935. Superbubbles
  2936. Astronomy Videos
  2937. earth/solar position vs spiral arms
  2938. Telescope alteration (Russ or turbo-1)
  2939. Newbie question on atsrophotography
  2940. Help With A Few Questions?
  2941. If the moon did not exist
  2942. urban legends in authoritative astronomy
  2943. relation between earth position in orbit and its tilt
  2944. Dark energy
  2945. A question about star's luminosity, temperature and mass.
  2946. What are the limiting factors in this case....
  2947. Precession of the earth's axis
  2948. Went boom
  2949. Why don’t planet hunters find black holes?
  2950. The earth closest to the sun
  2951. Titius-Bode law, any analytical or numerical derivation?
  2952. Gamma Ray burst in the Milkey Way
  2953. Polishing mirror
  2954. Local Star like ours...
  2955. HJD to BJD
  2956. earth's movement
  2957. Mirror question
  2958. Why are we still looking at Mars?
  2959. Sun formed on a core of a supernova?
  2960. Maya Calendar?
  2961. Satellites in the night sky?
  2962. Synchronous moons
  2963. Emission Spectra
  2964. on Mohs' scale, or another, what is the hardness of Neutronium in its native environ?
  2965. Cosmic Rays
  2966. Multi-colored Stars
  2967. will voyager 1 or 2 pass the heliopause
  2968. torque caused by/due to a galaxy's spin
  2969. Apophis Strikes Earth: Odds still 1 in 45,000
  2970. Ratio between Semi major and Velocity
  2971. Cepheid variable star???
  2972. calculations of orbits
  2973. How to find data on Earth, planets, motions
  2974. orbit
  2975. Early Warning against "Killer"-Asteroids - current state, ideas..
  2976. What's a secular timescale?
  2977. Moon Cycles
  2978. What's the fastest space pulls apart from itself?
  2979. Ellipsoidal nature of the Earth
  2980. Viewing size of Galaxies 7 Billion light years away?
  2981. Funny observations from Earth
  2982. How do we know the Sun orbits the Galaxy?
  2983. Is the earth the centre of the solar system?
  2984. Electrical storms in Satturn
  2985. Does the Universe have a centre?
  2986. to scale animation of solar system
  2987. Uses of asteroids?
  2988. Speeds of the moon's motions
  2989. distances
  2990. Building Paralleogram Mount/What is the name of this Part?
  2991. When is the next "13.00 Local Sidereal Time" for a UK observer?
  2992. The red shift - what does it indicate?
  2993. Is the universe like a balloon?
  2994. bolometric luminosity of Milky Way
  2995. Telescope Advice
  2996. How do we know that the universe expands?
  2997. NASA press release, re: Galactic X-ray source
  2998. Low cost Ritchey-Chrétien?
  2999. An Observational Astronomy question (HST archive search)
  3000. Article tries to debunk the BBT
  3001. New to the board. Gravity questions ...
  3002. Gravity In Space
  3003. Photon angular moment in space
  3004. The Moon Motion Coincidence
  3005. Points in space and black holes
  3006. tropical year
  3007. blackholes'n antimatter
  3008. Congrats to Turbo on "A Catalogue of M51 type Galaxy Associations"
  3009. Worldwide Telescope Project
  3010. Correct definition of planetary precession
  3011. What did he mean?
  3012. There's more starlight than we thought (nearly twice as much)
  3013. GLAST scheduled for launch on 3 June
  3014. Want to fly over Mars?
  3015. Theory of Pluto's Origin
  3016. Another Black Hole Question
  3017. a spectacular new way for stars to die
  3018. Laser and a neutron star
  3019. Universal warming.
  3020. Celestial Sphere
  3021. Xray flash warns of supernova explosion
  3022. Phoenix craft to dig under Mars ice (landing planned 25 May)
  3023. Inside a black hole?
  3024. Redshifts
  3025. Drawing moon phases - what’s your opinion?
  3026. primordial collapse
  3027. New
  3028. Each planet's angle from it's argument of perihelion
  3029. Mars weather forecast: Clear skies, high of -30
  3030. Radio waves are electromagnetic.Right??
  3031. Astromony and 2012
  3032. Light bending?
  3033. Mars Terraforming
  3034. Refractive index of Martian atmosphere near surface
  3035. simulating globular clusters over blackholes with Fortran
  3036. Planet Foramtion without stars
  3037. planet formation and star formation
  3038. effects of a decreased rotation veloctiy
  3039. Magnitude
  3040. Astronomy Pic of the Day
  3041. Not homogeneous or anisotropic?
  3042. What is ......Dust?
  3043. Is our solar system 2D?
  3044. Solar Radiation AM
  3045. acceleration of voyager spacecraft
  3046. Gravity and curvature in spacetime
  3047. animation/visualization of galactic rotation rates (dark matter)
  3048. Pluto belongs to a new category : plutoids
  3049. GLAST in orbit
  3050. Could ever Pluto slam into Neptune?
  3051. How Come Planets Don't Fall Into Stars?
  3052. Does anyone know how to read these diagrams?
  3053. Celestron SGT11
  3054. earth's rotational speed in the past.
  3055. Water on Mars
  3056. Mars Soil Has Nutrients Capable of Supporting Life
  3057. Surface brightness profiles: sech^2 fit in mag/arcsec^2 units?
  3058. is IK Pegasi (HR 8210) dangerous to us at all?
  3059. Rotations of the Planets
  3060. About Martian Ice News
  3061. Twins stars born at different time
  3062. Why is Venus's atmosphere so hot?
  3063. 1a supernova
  3064. Mars - this is how it went down. (just for fun/argument sake)
  3065. Astronomical influence on climate
  3066. What are your thoughts about the Large Hadron Collider?
  3067. ICRS Coordinates
  3068. Giant Asteroid Flattened Half of Mars, Studies Suggest
  3069. NED search by position- batch submission
  3070. Why don't galaxies move faster then c?
  3071. Sun size optical illusion
  3072. Argument of the Perihelion
  3073. unanswered phenomenon in earth orbit
  3074. Planet name
  3075. Please help a dummy!
  3076. Spiraling of Space and Gravity
  3077. Building a telescope ( from another one )
  3078. Telescope advice
  3079. Earth-Moon Barycentre
  3080. Energy carried by the bulk motion of matter
  3081. Binary Star system
  3082. Tidal locking and Uranus
  3083. Solar corona photography
  3084. Should we "Makemake" anything about the name?
  3085. Typical light levels at Mars's surface
  3086. New Gorgeous Video from Deep Impact
  3087. What happened to ChandraYaan?
  3088. JPL Website is Wrong!!!
  3089. Earth movement
  3090. Urban Stargazing?
  3091. Current position of planets
  3092. Mirror i purchased
  3093. Martian Archeology?
  3094. Sun earth distance
  3095. Scientists find the trigger of the Northern Lights
  3096. watching sun eclipse at sunset
  3097. Liquid found on Titan
  3098. refractor or reflector
  3099. Looking at planets....
  3100. Calculation of Eclipse
  3101. Help get my telescope functional?
  3102. Best Eye Pieces for a Newbie?
  3103. Blue faster than red
  3104. Quick one about moon...
  3105. More Curious Questions
  3106. Gravitation Force on the Earth's Centre
  3107. Light Source for Point source fibers - telescope
  3108. "Hard" Spectrum
  3109. signal to the end of the universe
  3110. Astrometeorology: A real science?
  3111. Us in the center
  3112. tides
  3113. Black Holes and Galaxy formation
  3114. Can't identify a star.
  3115. Is it known what dark matter is?
  3116. Measuring astronomical distances
  3117. Like a diamond in the sky..... (with video)
  3118. Inventing Moons and their Eclilpses--help!
  3119. What is the cause of the rotation of the planets
  3120. Evaluating the age of a universe
  3121. How To measure Moon Orbital Velocity ?
  3122. Blue Shift objects; is there a list/table?
  3123. Benchmark redshifts to tell your kid brother or sister
  3124. Rogue black holes
  3125. Matter, Antimatter, and Micro Black holes
  3126. What is a Fourth Dimension?
  3127. Anomalistic, Sidereal, Nodal month, etc....
  3128. Shaving mirror for reflecting telescope...
  3129. radio telescope sensitivity
  3130. Is there really a planet X?
  3131. HELP.....The Azimuth and Altitude of Star Vega
  3132. single dish efficiency
  3133. New planet named
  3134. Is the Sun Dying?
  3135. Need Help - Learning to use a telescope!
  3136. Question about the orbiting plane of the moon
  3137. Spacecraft discovers solar winds are weakening.
  3138. Orbiting planets
  3139. Movement of Lunar orbital plane relative to Ecliptic
  3140. Chandrasekhar limit
  3141. Side Star Eyed
  3142. Hubble down, Repair mission delayed
  3143. Apparent Magnitude Problem
  3144. astronomy
  3145. Seeing the same stars all year
  3146. The Moon moves away from the earth - Is the theory correct ?
  3147. Spider free mount for secondary mirror
  3148. figuring out mass of a star based on diameter
  3149. Why is the density of Mercury 40% larger than the density of Mars?
  3150. Earth may get hit tommorow
  3151. New Images from Mercury Fly-by
  3152. Hurricane size whirlpool on the Sun!
  3153. Earth's orbit
  3154. Earth's orbit and tilt
  3155. Light travel+Earths age
  3156. FYI The telescope
  3157. Brown Lunation Number
  3158. Longitude of the Sun
  3159. Use Sun to dispose of radioactive waste?
  3160. How strong is the Dark Energy
  3161. 3D Planetary Positions at a certain date
  3162. Is this fake ?
  3163. Hexagon Shaped Cloud on Saturn
  3164. Astrometry vs. RV
  3165. Astrobiology
  3166. Position of Planetary systems at given time
  3167. New to astronomy, what telescope should I get?
  3168. Epsilon Eridani System
  3169. band-limited noise in radio astronomy
  3170. Image Processing Software; suggestions?
  3171. Dipole Moment of Pluto
  3172. Help with Life expectancy of Main Sequence stars.
  3173. What are causing the Eccentricity of the planets?
  3174. Ecliptic Longitude and Right Ascension of the Sun
  3175. Why at the south hemisphere the sun rises from the west?
  3176. Actual pix of an exoplanet
  3177. The suns gravitational effect
  3178. Solar Wind
  3179. A Metal planet
  3180. New memeber, telescope question?
  3181. Fireball over Canada
  3182. A star for every grain of sand.
  3183. How to calculate the position of stars
  3184. Dark Stars
  3185. How do you identify meteorites?
  3186. Stars in the Western sky in early evening
  3187. Confused about Imaging in Astronomy
  3188. Solar Wind
  3189. Telescope Question
  3190. Recession of M81 and the M81 Group?
  3191. Planetary Alignment
  3192. Precession of Mercury
  3193. Photo of Einstein, Hubble, and LeMaitre together??
  3194. Star's distance from nebulas.
  3195. The most distant object that can still orbit the Earth.
  3196. telescopes & astronomy
  3197. Why doesn't the asteroid belt block our view of the jovial planets?
  3198. telescopes
  3199. Big Bright Moon!
  3200. Eclipse between solar planets
  3201. Inclination of Meteorids and Craters
  3202. Astronomy Picture of the Day
  3203. Earth's distance from the galactic center?
  3204. Extinction problem
  3205. About the Earth's orbital velocity...
  3206. Historic Mystery
  3207. Cosmic collision in 2012?
  3208. Telescope not Magnifying.
  3209. Thrust sources
  3210. Celestron 130 SLT tube cap
  3211. Lunar-Thermal Energy
  3212. New telescope questions
  3213. Meteors expected 2nd 3rd
  3214. Dynamics of the Sun's layers.
  3215. Iya 2009
  3216. beautiful astronomy pictures
  3217. Milky Way spins faster, has more mass than thought
  3218. left to right inversion
  3219. Can you see this too?
  3220. More Density = More Gravity?
  3221. Buying my first scope (need some help!)
  3222. Methanol Masers
  3223. Please answer My Many New Bee questions on a Black hole.
  3224. Read article on Pulsars, not clear how a sphere sources pole-only emission?
  3225. Why isn't the sun's rate-of-change in elevation constant?
  3226. Amazing Mars animation with some facts
  3227. solar wind/jovian wind
  3228. horizon to equatorial coordinates calculator
  3229. What is our Solar System's orbital plane around the Milky Way?
  3230. Moon's Inclination To Earth's Equator
  3231. Origin Of The Moon
  3232. coordinates query, positional
  3233. Observing diameter of stars
  3234. Northern lights?
  3235. Size of the universe
  3236. how feasible you think Nemesis theory is
  3237. Just a quick question;
  3238. What I see in sky - Milky Way, other stars
  3239. Distant objects imaging
  3240. Alien life
  3241. Specific Intensity, Flux, Flux Density, Radiative Transfer
  3242. Astronomy for AS extended project need help!! + tips!!
  3243. Halley's Comet
  3244. how far are stars?
  3245. Hubble Space Telescope
  3246. Stereovision view of the Cat's Eye Nebula
  3247. ciddor equation. this may be wrong forum, but i dont know where this goes.
  3248. How is heat transfered in space?
  3249. Speed is relative
  3250. Dust storm in our neighborhood
  3251. telescope
  3252. Distribution of Stars
  3253. Why we have night
  3254. How long would we have?
  3255. If we could travel near the speed of light...
  3256. Earth's orbit around the sun
  3257. detecting exoplanets moons
  3258. Observing the Ancient Times
  3259. Eclipse question
  3260. Why coplanar?
  3261. about time, size and light speed
  3262. how do we tell how far away a gamma burst was?
  3263. What will happen to Earth when hit by a Neutron Star at the Speed of Light?
  3264. Kepler Telescope is so productive?
  3265. Is this the picture?
  3266. time
  3267. Weird behaviour and looks 4 a moon.
  3268. Beginning Astronomy
  3269. Black Hole time dilation
  3270. Is this the approximate gravity of Mars?
  3271. 2009 Year of Astronomy
  3272. how gravity make planet to rotate???
  3273. Can someone explain curved space time?
  3274. Turning the Moon Into a Sun
  3275. Past the Oort Cloud
  3276. Asteroid 2009 DD45
  3277. Orbital Speed of a Satellite
  3278. The trouble with Hubble
  3279. Meteors heated not by friction?
  3280. Is Earth the center of the universe?
  3281. Why are planetary orbits so circular?
  3282. Position angle of Moon's bright limb (formula)
  3283. Betelgeuse supanova tonight?
  3284. Explosion in space
  3285. Titan - the next closest thing to Earth.
  3286. Next comets
  3287. Fantastic astrophotograpy book now out!
  3288. Can our Nuclear weapons destroy a Neutron Star?
  3289. The Fireball Model for GRBs
  3290. A Star's Life, (Full Explanation)
  3291. what is the percentage of heavy element of the sun?
  3292. Nasa's Kepler mission and planet X / Nibiru
  3293. bright star observation
  3294. Stars spectrum questions
  3295. Where these colors come from?
  3296. TED Prize Winner:: Jill Tarter - SETI
  3297. Diameter of stars
  3298. Planetary Alignment (nothing to do with astrology)
  3299. Question about the expansion of the universe
  3300. super noob question
  3301. Water on mars
  3302. Why does Saturn move so much in my telescope?
  3303. How to send a message to ET
  3304. Age of universe and time dilation.
  3305. Neutron stars and magnetic fields
  3306. What color is a neutron star?
  3307. I am looking for someone capable of designing a theoretical solar system
  3308. Help with Jupiter and Saturn please...
  3309. Solar system desinger...take two
  3310. Brightness of ISS in Earth's shadow
  3311. Is the universe infinite in size?
  3312. Does size matter?
  3313. Saturns rings
  3314. Is there actualy any hi-res footage made with MARS rover??
  3315. Darkest Places in America
  3316. Space Station Vs. Moon Base
  3317. Zenith Angle of Moon Terminator?
  3318. Stationary satellite in high latitude
  3319. declination of the Sun
  3320. What is the synodic period of Mercury?
  3321. Calculate distance between stars in a globular cluster?
  3322. Korean satellite?
  3323. BH in our galaxy
  3324. Help! My telescope fell and now it won't focus...
  3325. Help w/Viewing Saturn and other stuff
  3326. my handmade telescope
  3327. Star Catalogue Question - Stars near the Ecliptic
  3328. looking for the Virgo constellation
  3329. Poll: Have you ever seen a UFO, alien or cosmic object?
  3330. Tides question
  3331. center of galaxy on eliptic
  3332. Making The Best of Light Polluted Skys
  3333. local group center
  3334. sn2008ha - unique supernova
  3335. why is the dust tail of a comet a tail?
  3336. Is It Possible To View The Milky Way In The UK
  3337. space lightning
  3338. Astronomers catch a shooting star for 1st time
  3339. April 18th 2009 in southern california
  3340. How do you figure out what constellation of the zodiac the sun is said to be crossing
  3341. Galaxy's centre tastes of raspberries and smells of rum
  3342. Calculating time based on solar position
  3343. What Telescope to buy?
  3344. Itty Bitty Radio Telescope
  3345. Quick Question - Can anyone help me with my astronomy report?
  3346. Elevation and Observations
  3347. Calculating elliptical orbits
  3348. System Earth Sun Moon
  3349. Suggest topics for a 1-sem HS Astronomy course
  3350. How does the Satellite manage to stay in earth's orbit?
  3351. Looking at center of our galaxcy question.
  3352. help with inclination angle
  3353. Communications from Space
  3354. How to test a parabolic mirror?
  3355. Why are the orbits elliptical in shape?
  3356. Astronomy Question
  3357. Spin of planets, bigger means faster?
  3358. Giant mystery blob found near dawn of time
  3359. earth question
  3360. What is "Quake Confinement"
  3361. sattelite shadows
  3362. Measuring time in the 17th century.
  3363. Photographs
  3364. How is the earth "slowing down"
  3365. Galaxy questions.
  3366. Interstellar Cloud contraction
  3367. How Orbits are Maintained
  3368. Peculiar vs. Irregular galaxies? Difference?
  3369. core rotations
  3370. Effective Destructive Range of Supernovae?
  3371. dwarf planets and K.B.O's
  3372. Moon is getting away from earth
  3373. Moving an asteroid into Earth orbit
  3374. Works of Riemann related to Astronomy that I can understand?
  3375. Can we see our own galaxy out there due to gravitational effects?
  3376. Who names Stars?
  3377. exoplanets
  3378. What makes an asteroid an asteroid and not a comet
  3379. Is spin of earth constant ?
  3380. Detecting Anti-matter
  3381. Star Calculator (Excel spreadsheet)
  3382. size of horsehead nebula
  3383. Could the shuttle land with Hubble?
  3384. rotation of a black hole
  3385. Is Mars coming close to Earth?
  3386. Wien's law
  3387. telescope care
  3388. how to calc absolute magnitudes by comparing to the sun's luminosity
  3389. Location of the Asteroid Belt between Mars and Jupiter
  3390. Earths gravity
  3391. gravity question
  3392. rotation of heavenly bodies
  3393. Galaxies that can be seen with the naked eye
  3394. Longest day of year in the tropics
  3395. Calculating Celestial Coordinates
  3396. planet movement
  3397. Three body problem
  3398. Time Dilation
  3399. Solar Coraona, Photosphere, and temperture
  3400. Comparing data sets of different size
  3401. A KBO the size of Mars.
  3402. The Sun become a black dwarf.
  3403. Do I still have to calibrate with AstroFinder?
  3404. Did you know...
  3405. stars and planets made out of antimatter?
  3406. How can I tell if the night sky is observable from here?
  3407. Has anyone not seen Google sky? What did you think?
  3408. blackhole and wormhole
  3409. liquid ocean in Uranus and Neptune
  3410. iron stars
  3411. black hole collision
  3412. Is there any formula to calculate the effect gravity has on time
  3413. magnetic field of earth
  3414. Newton's Gravitational Law
  3415. Interstellar Gas & Dust, Densities & Temperatures
  3416. moon
  3417. How, in GOD'S NAME, does one pronounce "Wolf-Rayet"
  3418. Betelgeuse shrinking
  3419. Neptune
  3420. Military Covering up Fireballs from Space
  3421. Binary Stars and Their Planets
  3422. Movement of Galaxies in relation to each other
  3423. small angle formula question
  3424. Parametric function of the earth's orbit about the sun.
  3425. Mean Intensity Magnitude of Variable Star
  3426. Can I (amateur astronomer) detect extrasolar planets?
  3427. Understanding satellite orbits
  3428. How can I make the moon bigger?
  3429. Binocular Questions
  3430. 5 new Exo's!
  3431. Reasons why LCROSS is a safe mission
  3432. They should have named it Jinx!
  3433. Black holes - a few questions from a newb
  3434. how many galaxies are there?
  3435. Is a black hole considred a black body?
  3436. Aqueous planetoids
  3437. stable dark matter halos
  3438. Are there any stars that do not have a planetary system?
  3439. Green lasers: how much power is too much?
  3440. Mercury tidal locked?
  3441. Difference between Astronomy and Cosmology is?
  3442. Me the absolute amateur
  3443. Green Meteor
  3444. Big Bang and the Stars
  3445. stars are making me deaf
  3446. Solar system modeling software?
  3447. ISS Toolbag visible with the naked eye now
  3448. Total solar eclipse
  3449. question about origins of elements
  3450. The Pioneer Anomaly
  3451. Ideas on entrance telescopes
  3452. Formula to convert J2000 to galactic coords
  3453. Figuring the location of the sun
  3454. magnetic field of a pulsar
  3455. Direction of rotation in our Solar System
  3456. Why haven't we launched any artificial satellites that orbit the Moon?
  3457. supernova explosions element detection.
  3458. uranium and thorium fusion?
  3459. What can I see?
  3460. Would anything survive our sun's eventual nova?
  3461. ISS - What is it used for?
  3462. Been watching "For All Mankind" footage of the Apollo Mission, and have one question
  3463. Another impact on Jupiter
  3464. Detecting gravity's effect on light
  3465. Time?
  3466. Gravitational Force
  3467. Why do people refuse the idea that something caused the big bang?
  3468. black holes
  3469. evidence for stellar evolution since the Big Bang
  3470. Hubble gonna die?
  3471. Mason Dixon Meteor / Trajectory
  3472. bigbang and its light coming to us
  3473. First broadcast TV satellite's orbit
  3474. gravity anomaly during solar eclipse.
  3475. Redshift and Hubble constant
  3476. Earth from the Moon
  3477. I don't know much about astronomy/telescopes, will buy my first telescope tomorrow
  3478. Are there any objects between Mercury and the Sun?
  3479. Kepler telescope operational
  3480. Perseids meteor shower
  3481. Flyby Anomaly
  3482. atmosphere of gas giant.
  3483. New Telesope
  3484. Why do Jupiter's moons line up?
  3485. I can't understand why the sun moves across the ecliptic :(
  3486. Giant Magellan Telescope
  3487. Autostar Systems
  3488. How do you define "at rest" in the Universe?
  3489. Light speed in vacuum
  3490. Is there something strange with the gravity during total solar eclipses?
  3491. [Advice Needed:] Research in Astronomy/Astrophysics/Cosomology
  3492. Converting Healpix file to traditional fits format
  3493. Solar Luminosity
  3494. Elliptical Orbits
  3495. List of radio pulsars in LMG/SMG?
  3496. rotating galaxy clusters?
  3497. Moon coordinates question
  3498. how empty are the voids in the universe?
  3499. If there is topic "Is Our Universe Flat" poin me.
  3500. Senior Design Project
  3501. Inclination of planetary orbits
  3502. Buying my first telescope
  3503. Capturing an asteroid in Earth orbit
  3504. All the stars are Dead !!??!
  3505. Want to make a Comet ?
  3506. Moon orbiter
  3507. Please suggest a ground-breaking discovery that was initially viciously overlooked
  3508. more advanced forum?
  3509. Angle of the Sun above orbit plane on satellite-centered celestial sphere
  3510. First new Images from Hubble!
  3511. Question about our solar systems orbital path through the milky way
  3512. Occultation of Regulus
  3513. A general question about stars...
  3514. Star Catalogs
  3515. I discovered an eclipse cycle
  3516. ESO site
  3517. Picture of our galaxy
  3518. Does Saturn Have a Hexagon on it?
  3519. What is new with SETI?
  3520. ringed star?
  3521. expanding universe?
  3522. google earth
  3523. Why does Saturn's dust form a flat ring and not a sphere around it?
  3524. How does inflation fit into the position of the Earth?
  3525. Some basic astronomy questions
  3526. Centre of our Galaxy
  3527. Can I see anything other than the planets with a 4" telescope?
  3528. Time Travel via Wormholes?
  3529. India Find's Water On The Moon...
  3530. Water on the Moon.
  3531. A hypothetical and "impossible" solution to the origin of the Universe.
  3532. Mars ice at 2 meters down
  3533. Ancient's awareness of planetary forces and there methodology towards calculating it.
  3534. Fisheye image reprojection
  3535. Crater within a crater
  3536. What can be detected in chunk of vacuum?
  3537. Is there something that Sun actually absorbs?
  3538. Astronomy vs Cosmology !
  3539. Potential valleys in our solar system
  3540. Black Holes
  3541. gravitational slingshot as a weapon
  3542. Why do planets rotate on their axes?
  3543. What are the major differences between the 8 planets of our solar system?
  3544. Black Hole Energy/Galactic Plane
  3545. New ring found around Saturn
  3546. Sidereal Time
  3547. does the cosmos have direction?
  3548. New Calculated Trajectory for the Apophis asteroid
  3549. Astroid Toutatis year 2012 has effects on Earth and moon
  3550. Venus magnetic field.
  3551. Extrasolar planets
  3552. Difference between axial tilt and inclination
  3553. Cosmic microwave background radiation
  3554. Does Earth's eccentricity change?
  3555. What color is the sky?
  3556. Photometry Question
  3557. Pale blue dot: what causes the bands?
  3558. Books on Astrophysics/Nucleosynthesis
  3559. Gravity And Earth's Rotation
  3560. How can you estimate mass of star?
  3561. Good first telescope
  3562. Why do planets of our solar system orbit in rings not spheres?
  3563. Constellations of the zodiac
  3564. Period of Aquila (Latin: 'eagle') constellation
  3565. Age of Universe
  3566. Meaning of Gravitaional Shear?
  3567. Old Weather Information
  3568. Keplerian Orbital Mechanics
  3569. Hour Angle Definition
  3570. Cut the Earth In Half
  3571. Planets <--> solar systems <--> galaxies
  3572. My dwarf is bigger than your dwarf
  3573. Comet C/2008 O2 McNaught photos??
  3574. Planet's Julian Date of a point in orbit
  3575. Rogue Planets
  3576. Paradox's
  3577. Gravitational lensing
  3578. Trying to comprehend the explosive power of a gamma ray burst?
  3579. Textbook on Mathematical Astronomy
  3580. southwest sky
  3581. Where do the 'bars' in a barred spiral come from?
  3582. Mercury not travelling in a straight line?
  3583. Q?
  3584. Origin of planets
  3585. Question about a Carl Zeiss lens
  3586. Our Moon
  3587. Supernova's Gamma Rays and Comets
  3588. Supernova vs. Nova?
  3589. Above or Below the Line of Nodes
  3590. The shape of our solar system's orbits.
  3591. dark energy
  3592. Favourite Astronomy Book?
  3593. Consistency of Meteor Shower Dates (i.e. the peak of Perseids always on Aug 13th)
  3594. A question about dark energy and the expansion/acceleration of the Universe.
  3595. The more you learn, the less you know...
  3596. why sky is blue?
  3597. Leonids in 2009?
  3598. Why are tides stronger at ...
  3599. Is it possible for a single super-massive black hole...
  3600. Water on the Moon!
  3601. Moon tied to Earth
  3602. Black hole confusion
  3603. SIMBAD/NED help
  3604. Question about the orbit between Mars and Earth
  3605. Gravity on Mars
  3606. Planet Formation Question
  3607. Observable universe: expansion and light speed
  3608. Lunar Reconnaissance Orbiter Photos
  3609. Summer Research project
  3610. Apophis
  3611. elliptical orbits
  3612. rotation of Earth
  3613. deriving keplers law
  3614. basic 'our universe' question..
  3615. help me with coordinates and orbits
  3616. Earth v. Moon
  3617. Doppler shifted blackbody spectrum
  3618. Sideral question
  3619. Are there green, purple and pink stars?
  3620. dark energy can escape black holes.
  3621. Primary Mirror grinding
  3622. Semi-major axis from cartesian co-ordinates
  3623. life on Mars
  3624. Question about 2-body gravity
  3625. Redshift as a distance indicator
  3626. Some help with a X-Ray astronomy question please!
  3627. Earth's emission spectrum
  3628. geographic location determination
  3629. Astronomy Problems PLEASE HELP! PLEASE PLEASE
  3630. mass of molecular clouds versus stars
  3631. astronomy
  3632. Gravity on the surface of Gliese 581 d
  3633. (Zeeman)-Doppler imaging of starspots
  3634. Our Moon and Gravity
  3635. What is a spectral energy distribution (SED)?
  3636. Does matter exist only in space and time?
  3637. Our Improbable Home
  3638. Big Bang Location...?
  3639. Radio Waves - mp3s ?
  3640. Question about c = vλ
  3641. black dwarf sun
  3642. Uranus' satellite Miranda question
  3643. Telescope Recommendations Anyone?
  3644. Sidreal Year: 20 Minutes?
  3645. A strange phenomenon in Norway !
  3646. Milky way gets a makeover
  3647. liquid water on Venus in early history.
  3648. How many arcseconds does Sun travel through sky?
  3649. Strange hexagonal shape on Saturn's north pole.
  3650. Derivation of velocity dispersion from virial theorem??
  3651. Units of dex^-1
  3652. space probe to Proxima Centauri
  3653. Why has no one seen Neptune with the naked eye?
  3654. Short existence of liquid water on Mars (explanation related to thin atmosphere)
  3655. Free, downloadable solar system simluation.
  3656. Huge comet seen on soho web page.
  3657. Sun coordinates
  3658. Tabulation of the Standard Astronomical Filters
  3659. Solar Cycle 24
  3660. Is there cyclic motion of galaxies?
  3661. Super-earth transiting nearby star
  3662. The Big Bang!
  3663. GJ1214b discovered...
  3664. Moving about in space
  3665. AGN, GRB and danger for Earth
  3666. antimatter sun
  3667. Trying to find out how exactly we find out how big the visible universe is.
  3668. quasars currently existing.
  3669. How do I calculate light years to years?
  3670. Will the Moon escape Earth's orbit in billions of years?
  3671. what accretion disk of BH?
  3672. Spectrometers
  3673. WR104 Gamma Ray Burst
  3674. Death Of The Mars
  3675. Is this a good used Scope?
  3676. Nova/Supernova seen on Dec 26?
  3677. Space standards
  3678. My New Telescope
  3679. Detection of gravitational waves
  3680. Are LMC, SMC approaching the Milky Way ??
  3681. Binary star interactions
  3682. How to calculate the orbit of a minor planet?
  3683. Warped (spiral) galaxies
  3684. Possible misenterpretations of the known universe...
  3685. Orbiting Planets' Direction
  3686. Producing a CCD image
  3687. Magnitude Systems
  3688. neutron star
  3689. halo around a blackhole
  3690. How to calculate r.m.s radius of a N-body system?
  3691. Heavy Elements in the Sun
  3692. "Bottom" limit of telescopes
  3693. New Pulsar Emission Mechanism?
  3694. Converting Intensity into magnitudes
  3695. Is zero velocity measurable?
  3696. Do we really need a giant moon?
  3697. Aurora borealis over India...is it possible?
  3698. Telescope Recomendation
  3699. Basic question about gravity
  3700. Martian "Forest"
  3701. Anomalies of Solar eclipse
  3702. The firmament is not as we see it, but...
  3703. Hubble "Staircase" effect?
  3704. Extrasolar planets.
  3705. Aristeo, the calendar asteroid
  3706. The center of the galaxy
  3707. Multi-dimensional
  3708. Information
  3709. Dark matter/energy and Gravity
  3710. amateur telescope eyepiece filters
  3711. How did we photograph the universe?
  3712. L1 Lagrangian Point.
  3713. nature of e.m. radiation in the sun
  3714. Some questions about the Universe and its expansion.
  3715. Declination and Right Ascention
  3716. Antimatter
  3717. earth's axis of spin w.r.t. galactic rotation axis
  3718. research topics
  3719. Building Telescope Signting Laser
  3720. Buying a telescope
  3721. Jeans mass
  3722. Non centered Parallax Question
  3723. Electromagnetic frequency question
  3724. SETI: What has it ruled out?
  3725. Remnants of asteriods caught in image?
  3726. hi, i have a question about "Gravitons"
  3727. Betelguese supernova
  3728. Observing Project
  3729. derivation of earth orbit
  3730. Where to learn
  3731. Simple astronomy question.
  3732. Accelerating Universe, Relativistic Mass and Dark Energy
  3733. Elliptical Orbits
  3734. Coordinate systems in the solar system?
  3735. how is the eccentricity of planetary orbits related to the direction and movement of
  3736. Does the Thermoelectric effect apply in sun?
  3737. what is the relation between gravity and light?
  3738. Force of Gravity in terms of Density
  3739. Spreading Life in the Universe
  3740. Rare earth or rampant life???
  3741. our suns galactic orbit??
  3742. Annual motion of the sun.
  3743. Generalizing the Drake equation
  3744. Help calculating planets attributes
  3745. Did Mars belonged in Earth's Orbit at one time?
  3746. "Pure" planets?
  3747. The historical quest for the farthest astrononomical object. Can anyone help me?
  3748. How to learn celestial mechanics
  3749. the Interplanetary Magnetic Field
  3750. Change in the earth's orbit?
  3751. tilt of uranus and its moons
  3752. the Solar Wind
  3753. Could a very large telescope see a star as a disk?
  3754. Methane Ice and Titan
  3755. orbiting
  3756. What's the most distant observed star which is not a supernova or quasar?
  3757. difference between hot and warm pixels?
  3758. Earth-Moon without Sun
  3759. Luneburg lens
  3760. Can you apply kinetic energy to an object using its recessional velocity from the exp
  3761. Need Controversial Topic for an Eng102 Class
  3762. Telescope help!
  3763. Gamma Ray Alternative for Solar Eclipse Study of Relativity
  3764. Spectrum of a Hot Gas
  3765. Artificial Stellar Evolution
  3766. Earths Axis has moved!
  3767. ECEF acceleration in straight and level flight
  3768. Aiming my dob...
  3769. Question on Binary Neutron Star Importance?
  3770. Density of Black Hole?
  3771. Speed of earth around the sun
  3772. Question about black holes and graviational singularities.
  3773. Electric Current in a Close Binary Star
  3774. Proving that there is one center of the universe.
  3775. Black star
  3776. Master flat field
  3777. What would an Earthlike planet be like whose land/ocean ratio was opposite of Earth?
  3778. The densest areas in the universe
  3779. reccomend a stellar database for my software program?
  3780. Sunset-Sunrise reversal???
  3781. Fixed or Moving Stars
  3782. Why is this highly distributed array a bad idea?
  3783. revolution of earth around sun
  3784. What if Shoemaker-Levy 9 had hit Mars,the Moon,or Venus instead of Jupiter in 1994?
  3785. Gliese 710 approaching
  3786. Gravity of a star.
  3787. Black Hole
  3788. help the newb
  3789. Do the dew
  3790. picture of galaxy
  3791. Astronomical data in an Ephemeris
  3792. Solar System
  3793. How do I map a celestial object's declination...?
  3794. How to design a weird but comfortable planet
  3795. Canis Major dwarf galaxy *thought* to be our closest neighbor?
  3796. Perplexing question regarding the relationship temperature of the Earth in orbit arou
  3797. Ring of light
  3798. Please help with this astronomy problem
  3799. big bang question
  3800. Looking back 10 billion years...
  3801. How much closer was the Moon say...200,000 years ago?
  3802. Distance from gamma ray?
  3803. Distribution and proportion of dark matter in galaxies
  3804. what was earth like 200,000 years ago?
  3805. Suggesting a beginners telescope
  3806. Direct observation of early universe's higher density
  3807. the big bang theory and why i think its wrong
  3808. Spinning Galaxies?
  3809. Planning to buy a first telescope?
  3810. Three Body Problem
  3811. Moon-confused
  3812. Density of dark matter in milky way
  3813. one atom black hole
  3814. Accurate RA and DEC
  3815. Eyepiece?
  3816. 13.5 billion year age versus 93 billion due to spatial expansion?
  3817. measurements between sun and earth
  3818. Relative locations of earth, sun, moon
  3819. Sunspots
  3820. Perturbative accelerations
  3821. Light From the Stars
  3822. planetary rotation
  3823. Galilean Telescope?
  3824. Parabola for 18" aluminum mirror
  3825. Is space breatheable?
  3826. Electron density of stars
  3827. Fisheye Lens (alt/az) to Flat (RA/Dec)?
  3828. Planetary orbits in a Binary Star system.
  3829. Astronomical cupolas & thermal equilibrium
  3830. Size of the universe
  3831. Relativistic mass increase due to high temperatures inside stars?
  3832. Fireball in the sky?
  3833. Can anybody find a mistake in this Avatar photo?
  3834. Hydrogen Nuclei, Nucleosynthesis, electron in a ground state hydrogen, energy release
  3835. Why no stars?
  3836. Star Distribution in Spiral Galaxy
  3837. Cassini Captures First Ever Video Of Lightning On Another Planet
  3838. NASA SDO Satellite Captures Solar Eruption VIDEO
  3839. quasar feedback
  3840. Nuclear Decay Earth Sun Distance
  3841. What remains of an atom is ripped apart?
  3842. Arcsecond size of the Andromeda Galaxy
  3843. Longest wavelegth telescope
  3844. redshift ""first year astronomy""
  3845. Right Ascension and Declination
  3846. Can I find a free 2010 sky almanac on line?
  3847. Eccentricity and specific mechanical energy
  3848. Video on Space Travel
  3849. Ice on 24 Themis
  3850. Protostars and their classes
  3851. Mass in the universe?
  3852. Distribution of stars and other celestial bodies
  3853. Is there a term for the vertical elongation of a planet?
  3854. Lunokhod 1 found! But why lost in the first place?
  3855. Extrasolar Moons.
  3856. Physics of Planetry Rotational Axis
  3857. Terminology: Dwarf Planet vs. ProtoPlanet
  3858. Re:star crust 10 billon times stronger than steel
  3859. Theoretical Question about Milky Way
  3860. Evolution of Intelligence
  3861. Astronomy Assignment Help
  3862. heliocentric earth longitude
  3863. FYI ESA's Herschel
  3864. Black and White Holes
  3865. If we could see 13.7 Billion lyears away?
  3866. tide potential
  3867. Black Holes
  3868. Jupiter loses a stripe
  3869. Inner and Outer Space..where does it begin, your opinion.
  3870. Where is the Sun's mother?
  3871. the big bang help!
  3872. reason for stereotypical galaxy size
  3873. Asymptotic trajectory
  3874. meade lx200 10"
  3875. Telescope size and wavelengths
  3876. Is an Engineering Educational background required for NASA Astronauts?
  3877. Sagitarius A
  3878. explanation for the big bang??
  3879. Satellite orbit
  3880. Voyager 2 Hijacked!!!(on news)
  3881. Entropy increasing?
  3882. How much of space has humanity observed?
  3883. What information will you send to aliens?
  3884. star expansion?
  3885. Space Weather reports possibility of Hyder Flare that will hit the earth
  3886. Big bang
  3887. The crushing depths of Jupiter
  3888. Age of Universe inaccurate??
  3889. One small step for man a FAKE?
  3890. The star Betelgeuse going supernova soon?
  3891. falling bodies
  3892. WASP-12b...
  3893. Long Wavelength Radio Astronomy
  3894. Out of this world
  3895. Magnatars (Hypothetical Question)
  3896. Black hole or black ball
  3897. I want to be an Astronomer
  3898. The Length of Days
  3899. Finite Universe!
  3900. Uranus -magnetic field
  3901. finding the equilibrium bwetween two celestial bodies
  3902. Tidal effect on the planet
  3903. Olber
  3904. lumens/m^3
  3905. Saturn takes about 10 years to go around the Sun once. What is the semi-major axis of
  3906. Vernal Equinox
  3907. Ancient mid-latitude Mar's covalent bonded ice?
  3908. Stellar Classification of White Dwarfs
  3909. Classifying Subdwarfs
  3910. Free DVD, "Journey to the Stars"
  3911. Mars' orbital telescope and ice rock
  3912. Why is the ideal gas law a good approximation for stars?
  3913. Space expansion in our perspective?
  3914. Comet SL9 colliding with Jupiter
  3915. Where is the internationally recognized official database of solar system properties?
  3916. Why do we use IRAF?
  3917. Moon 16,000 km from Earth?
  3918. Competition
  3919. Calendar system
  3920. 706 new exoplanet candidates
  3921. Is the Sun’s position in the Galaxy close to its predecessor’s position?
  3922. Detecting an Extra-Solar ‘Earth’
  3923. Counting stars in the sky
  3924. Understanding White Dwarf Temperature
  3925. Expanding Universe
  3926. Where is the zodiac located in the universe?
  3927. Sun disappearing thought experiment
  3928. Color around the moon
  3929. boundaries of space
  3930. when does the Sun sets down at 71°11'
  3931. Need advice on telescope for astrophotography
  3932. Looking for Supernovae Database with Distance
  3933. Solar declination / solar panel array design
  3934. Motion in Space calculations?
  3935. 3 Planets converging on Leo Constellation
  3936. ISIS image subtraction program; trouble running
  3937. Alpha Centauri
  3938. Really bright
  3939. Basics of Photometry and Magnitudes
  3940. GPS - Doubt regarding RMC speed value in NMEA files
  3941. The Moon!
  3942. Outracing the sun
  3943. Starting point of measurement
  3944. Why is the universe shaped like a pebble?
  3945. Would a specific change in earth's rate of precession mean no seasons?
  3946. A general gravitaion question!
  3947. Astronomy software
  3948. Absolute right ascensions
  3949. solar spectral irradiance at earth's TOA
  3950. Stars from outside the atmosphere
  3951. Questions Regarding an Alternate Planet
  3952. Black holes & time travel
  3953. Physics laws.
  3954. geosynchronous vs geo-stable orbit?
  3955. When did they discover the Gas Giants were fluid?
  3956. Black Holes and Variable Infinities
  3957. Solar Flare Danger
  3958. actual year/day vs earth's movement
  3959. Euler rotations in galactic plane to change to equatorial
  3960. Time Travel
  3961. What is the Galactic Alignment?
  3962. My black hole white whole dark matter/energy reversed time theory.
  3963. A Puzzling Collapse of Earth's Upper Atmosphere
  3964. Question about two-body problem
  3965. Why do all the planets orbit in the same plane?
  3966. Where can I find the actual velocity and position of earth at a specific time?
  3967. Galaxy Wavelength (Milky Way)
  3968. Relative stargazing
  3969. Speed & Path of Galaxy
  3970. Doubt about the polar equation of a Kepler orbit
  3971. Messages into space
  3972. The Scale of the Universe
  3973. Best month for observing (North East USA)
  3974. Would a human be able to see a nebula if they were close enough?
  3975. a blue hypergiant star...
  3976. Speed of light
  3977. Accurate ephemeris calculation
  3978. Escpaing stars?
  3979. Precession of the Sun's rotation axis
  3980. Energy cycles
  3981. Telescope Mirror Cooling
  3982. Hyperbelt
  3983. v=√(GM/(R+h) at any direction?
  3984. Seeing the milky way in it's past
  3985. Planetary Positions according to JPL Data
  3986. Why did Mars die?
  3987. Telescope adventures
  3988. beyond brown dwarf mass to sustained fusion
  3989. Coronal Mass ejection
  3990. footage of Perseid meteor
  3991. Ecliptic Longitude Measurement
  3992. Sun's Magnetic Field flips
  3993. Other solar systems
  3994. Planets orbit
  3995. if the universe is infinite...
  3996. The End of Stars?
  3997. Is gravity an infinite source of energy?
  3998. Explanation
  3999. Heliocentric and Moon's motion
  4000. Can you see Venus shining near the noon hour?
  4001. Will we contact aliens soon?
  4002. [Poll] Which scientific breakthrough will come first?
  4003. Green Stars?
  4004. better DIY planetary telescope: 8" or 6"
  4005. seeing galaxies
  4006. The Moon 's moon
  4007. Velocity of shadow of solar eclipse
  4008. What is the best sky projection to use for my purposes?
  4009. Time frame of the sun
  4010. Is matter still being created?
  4011. best compromise for portable telescope?
  4012. Kepler's Third Law
  4013. Double Moon?
  4014. Kepler-9 b,c planets discovered...
  4015. why smaller particles come together...
  4016. HD 10180 planets discovered...
  4017. Richest Planetary System Discovered
  4018. Help with Chandra X-ray
  4019. expanding universe
  4020. Total speed of Earths movement
  4021. What gas giant, what moon(s) are split in half and.
  4022. Name of asteroid that'll pass very close
  4023. Where in the sky do meteors come from at any arbitrary point in the year?
  4024. Why Don't Sunrise and Sunset Times Change Symmetrically?
  4025. Explanation needed: unknown objects orbiting our sun in NASA images
  4026. Approaching Oort Cloud?
  4027. When did humanity realize that the Sun is just another star?
  4028. Measuring solar storm intensity
  4029. Matter in Space-time
  4030. Telling time with Jupiters moons?
  4031. HLX-1 brightest ultra-luminous X-ray source known.
  4032. Rogue black holes?!
  4033. Globular clusters and their origin
  4034. Distance and age
  4035. How do you calculate an "intuitive" date and time from the BIG BANG to NOW? :-)
  4036. Need help with star coordinate transformation...
  4037. Why do stars appear to be white in color?
  4038. "backyard" radiotelescope
  4039. Relationship between Altitude and Latitude
  4040. Is the universe a closed system?
  4041. Escape velocity when in earth's orbit
  4042. Question about Milky Way ?
  4043. Life on mars?
  4044. Sidereal & Synodic periods
  4045. Question about galaxies
  4046. Seasons
  4047. calculating speeds of radio to a planet
  4048. Question about how stars appear to move westward?
  4049. **Quick angular measurement question about moon. Thanks!
  4050. Constellation of date and the actual constellation that follows the sun
  4051. Comet near the Earth
  4052. satellite around the Moon
  4053. Trying to pick out a telescope (Need help)...
  4054. Astronomy "research" question. Thanks
  4055. What is this quantity called?
  4056. What Telescope should I get?
  4057. Moon Question (Vacuum, air, escape vel.)
  4058. doppler effect
  4059. String of satellites transits moon?
  4060. Kepler's First Law Mathematical Query
  4061. What limits to telescopes?
  4062. How can you tell that a planet in another star system is tidally locked?
  4063. Next stop Gliese 581g
  4064. Finding the Angular Distance Between Jupiter and its Moons (Galilean)
  4065. Goldilocks planet
  4066. "Earth Masses"
  4067. Kepler's third Law
  4068. What's in the center of our sun
  4069. super black holes and stars orbiting them
  4070. Short flash in the sky
  4071. question why does the moon move around the earth
  4072. coordinates of planets
  4073. Gravity:Newton, Kepler, Mass...
  4074. Tele Vue / Meade laser test: question
  4075. FYI: World Space Week
  4076. Define/explain this gravity calculation (picture)
  4077. Using Sloan Digital Sky Survey to find Planets
  4078. How to read the star catalog
  4079. polar coordinates of solar system
  4080. *Quick question: When is VENUS visable in the sky in this period ?
  4081. Angular size of Venus: Is my math correct?
  4082. calculating the radial velocity of the galaxy relative to earth
  4083. Question about having a "Theory" in astronomy. ?
  4084. Airy Pattern
  4085. Colliding Black Holes
  4086. John Huchra Dies at 61; Maps Altered Ideas on Universe
  4087. Question about black hole sizes
  4088. Why are solar eclipses so short compared to lunar eclipses?
  4089. Astrometry and Elliptical orbits
  4090. Type I Cepheid
  4091. Question about Phases of the Moon. Thanks!
  4092. Greenwich Mean Timt, GMT and Universal Coodinated Time, UT
  4093. Searching for a telescope.
  4094. Elliptical galaxies clash
  4095. Understanding Wanning Crescent.
  4096. Calculating the Earth-Sun distance during perihelion
  4097. Question about Objects in Ultra Deep Field
  4098. telescopes :)
  4099. Black holes giving birth to stars?
  4100. Is Earth’s orbit far from circular?
  4101. Simulations - Programming languages?
  4102. Suddenly Moonless Earth
  4103. Multiple gravity sources
  4104. One-way ticket to Mars
  4105. Pictures I took at a 2.5m telescope in the Canary Islands
  4106. What topics would be covered in an ideal astronomy/astrophysics high school course?
  4107. Question about ellipses described in the two-body problem
  4108. Is this angular size calculation correct?
  4109. Astronomers Say They've Found Oldest Galaxy So Far
  4110. *Quick moon question - (about orbit)
  4111. something regarding sun
  4112. Water in moon ejecta plume (Lcross report 22 Oct.)
  4113. Ion spacecraft sidles up to Vesta
  4114. Calculating position in space?
  4115. Resolving power
  4116. Simple Astronomy questions - Need
  4117. Taking picture of stars from weather balloon
  4118. Hollow Moon
  4119. Why is everything in the Solar system on a flat plane?
  4120. Is there a celestial body bigger than pluto. (appart from planets and stars, etc.)
  4121. manned missions or colonization of the gas giants.
  4122. Could Gliese 581 g have a moon?
  4123. *Quick* - Need to pick between 2 telescopes - Whats better?
  4124. Conversion of units (tangential velocity)
  4125. No new Dwarf Planets?
  4126. Viewing the Milky Way
  4127. Earth's orbit
  4128. Viewing milky way
  4129. Question about monitoring radio waves/frequencies in space.
  4130. Book Research, Astronomical Justification for Plot Device
  4131. Is it possible that......(re: earth and moon)
  4132. Black Holes.
  4133. What factors make landing on Mars easier than on the Earth? Harder?
  4134. Looking for images of same object, but with different telescope sizes?
  4135. Goldilocks
  4136. Comet Hartley pictures
  4137. Which is better, a refracting or a reflecting telescope?
  4138. Black Hole in the Solar System
  4139. a sample of co-dependance?
  4140. Probably a simple question...
  4141. *Question about Mercury, and viewing it from various view (binoculars to hubble)
  4142. Rare, not so well known facts about Andromeda. ?
  4143. help with gravitational potential energy of stars
  4144. The outcome of bending a blackhole to itself
  4145. Equation of an Elliptical Orbit for a Moon around a Planet
  4146. Photons in empty space
  4147. KBO the size of Mars
  4148. What Are Universal Forces Made Of?
  4149. methods to measure Redshift
  4150. Weather Ballon with Camera/GPS payload. 1x600g or 2x600g balloon for lift?
  4151. Allan Sandage, Astronomer, Dies at 84; Charted Cosmos’s Age and Expansion
  4152. An interesting notion about inflation.
  4153. Planetary atmospheres
  4154. What features of Andromeda Galaxy can you make out with an Amateur Telescope??
  4155. what was the level of astronomy like in say...1888?
  4156. Is there a 3D map of the naked-eye visible nightsky objects?
  4157. the look for a book
  4158. Kepler Law
  4159. Simple, and Perhaps Stupid, Question
  4160. Stellar collisions
  4161. general info on our solor system
  4162. Need help converting values regarding Jupiter's mass, and moons.
  4163. Hubble's new Supernova
  4164. Cometologist Brian Marsden Obit
  4165. Orbital mechanics resources
  4166. Sample exam
  4167. 21 st Century Astronomy
  4168. Rhea's atmosphere
  4169. Orbit
  4170. why does the moon glow
  4171. Meteor Shower
  4172. Galaxy Solar System
  4173. drake equation term Fl
  4174. Has NASA Discovered Evidence for Extraterresterial Life?
  4175. Earth sized planets in galaxy
  4176. Universe contains many more red dwarfs than previously thought
  4177. Mid term report
  4178. Questions regarding "Earth life came from Mars" - ? - Thanks
  4179. Quick question: Why is Saturns atmosphere LESS stormy than Jupiters?
  4180. Hipparchus HR Diagram?
  4181. gravitational acceleration
  4182. definition of 1 AU
  4183. Do we know what type of organism first started life on Earth?
  4184. Are neutron stars immortal?
  4185. Introductory Astronomy
  4186. Astrobiology
  4187. Magnetars?
  4188. The number of space debris objects beyond the geostationary orbit
  4189. Probably one of the most commonly asked questions...What does a black hole lead to?
  4190. Phases of the moon
  4191. NASA Photos: Global Eruption Rocks the Sun
  4192. faster than light and way smaller than electrons
  4193. Astronomy problem. Need help
  4194. Is space an insulator? Why do satellites stay warm?
  4195. Number of intelligent civilizations over the history of the galaxy
  4196. Edge of space
  4197. Lunar Eclipse
  4198. What would happen if two black holes collided?
  4199. what is a morton wave ?
  4200. What do we call these points?
  4201. Some very basic Astronomy questions
  4202. A day with no darkness?
  4203. Galaxy masses
  4204. What do you think of the astronomy reddits?
  4205. can we see the image of earth coming back to us after space travel
  4206. Shapes of Galaxies
  4207. Breaching Europas Subsurface Ocean
  4208. Do moons always get more attention than the gas giant planets they orbit?
  4209. Question, Why is Mars almost sterile?
  4210. we see the past not present
  4211. Why do astronomers stick with old languages like IDL and FORTRAN?
  4212. Oort cloud bodies and prevalence
  4213. Composition of planets vs. moons
  4214. why are there two tides a day when there is only one moon?
  4215. How did we get ahead of light?
  4216. How to map the sky?
  4217. Empirical establishing of Mass-Radius relation for stars
  4218. Stellar formation and evolution
  4219. Can black holes have planets?
  4220. The time of becoming a red giant
  4221. 2 Bright things in the sky. Which 1 is Venus? And what's the other object?
  4222. Welding glasses safe to view eclipse with?
  4223. proxima centauri main sequence duration
  4224. The Frost Line, 2.7Au from sun
  4225. Eclipse, January 4th 2010
  4226. Planets' and Sun's mean angular velocity
  4227. Uranus’ atmosphere – creative help
  4228. Estimate distance to stars?
  4229. Light in space
  4230. 3D Orbital Patterns
  4231. Looking into the past
  4232. Europa Life
  4233. OECSYAZ2D114/F900 Telescope Help.
  4234. White Dwarfs,Black Dwarfs & neutron star
  4235. Portable cheap tracking equatorial mount for camera?
  4236. Planetary gas giant atmospheres
  4237. Help needed with the evolution of red giants!
  4238. Is this news report accurate?
  4239. Hubble's Redshifts
  4240. Why doesn't ice in Saturn's ring sublime away?
  4241. Kepler Discovers Small Exoplanet
  4242. Stars and Galaxies Question
  4243. A bit OffTopic: ideas for astronomy/astrophysics gift pack
  4244. Hanny's Voorwerp imaged by Hubble.
  4245. consequences of Chicxulub impact
  4246. Shouldn't we have heard alien radio signals by now? Why not?
  4247. Milky Way; How do we know it's a spiral?
  4248. Gravitational speed
  4249. How do astronomers count stars in the Milky way? (procedure, method)
  4250. Uranus Movements
  4251. Do galaxies look farther away than they were when the light we're seeing was emitted?
  4252. Alpha Centauri star system
  4253. Can somebody please explain Olbers' paradox to me?
  4254. Procedure to convert a FITS file into a Healpix file
  4255. Size of the Solar System
  4256. Trojan Collision
  4257. Is this point at Hill sphere?
  4258. Does nuclear decay apply to atoms of matter consumed by black holes?
  4259. Tidal locking and rotation
  4260. Quasars and their black holes
  4261. Parabolic Gravity?
  4262. Pesky Gravity !
  4263. Collimating a Telescope
  4264. Camera Flash
  4265. Can we see the solar eclipse after 600 million years?
  4266. Planetry Orbit Equations
  4267. Right Ascension and Declination to the Horizon
  4268. Evidence of inexistence in black holes?
  4269. Why does the Moon rotate around the Earth?
  4270. balloon within a balloon question
  4271. Vlf
  4272. How to find FWHM?
  4273. Sky survey help
  4274. Winter is better for stargazing? Is it true?
  4275. Pale Blue Dot
  4276. Proof that our solar system will leave the milky way.
  4277. Any suggestions for a good set of binoculars around $30?
  4278. Did Mercury and Gemini use the same capsule?
  4279. Black hole jets/magnetic field
  4280. moon astronauts physics experiment
  4281. Oldest and Distant object?!?!
  4282. Where, in the Universe, are we?
  4283. Need helping comming up with an Astronomy Project - Its open to anything ???
  4284. Sky seen from a planet orbiting a star in intergalactic void
  4285. Reasonable mass and surface gravity of fictional planet based on radius
  4286. Extraterrestrial sky color based on atmospheric composition and sun color
  4287. Jovian planet with breathable oxygen atmosphere.
  4288. Lone wolf planets able to support subglacial ocean life?
  4289. Need helping comming up with an Astronomy Project - Its open to anything ???
  4290. Blackhole & Galaxy size
  4291. Why are solar systems or galaxies flat?
  4292. Small, rocky extrasolar planet discovered
  4293. Redshift and Universal Expansion
  4294. Could CO2 cause global cooling on a red dwarf planet?
  4295. Retrograde Motion
  4296. Space Shuttle delta-V: How much is available at the ISS altitude?
  4297. In which direction in the sky are we headed?
  4298. Where can I find theoretical isochrones?
  4299. Ecliptic, Celestial equator and horizon?
  4300. Is expansion a result of gravity?
  4301. Classifying Orbits
  4302. Physics In Space Assignment - Year 12
  4303. Navigation through the Asteroid belt
  4304. New planet Tyche beyond Pluto
  4305. The Universe. Orderly, Chaotic, or some of both?
  4306. What are the shapes of orbits that exist in our solar system
  4307. Where is Taurus in the Milkyway
  4308. question about atmospheric pressure
  4309. Quasars and Blazars
  4310. What are these lines? (Picture included)
  4311. Difference between 'Optical Spectral Type' and 'IR Spectral Type'?
  4312. Earth's spin & Moon
  4313. How light bends to black hole?
  4314. Do the shuttle and iss astronauts see the moon as we do on the earth?
  4315. Moon Libration facts
  4316. First telescope - Galileo?
  4317. On Dark Matter
  4318. My first DIY Telescope. Help!
  4319. Earths path-ellipse
  4320. Red shift and narrowband filters
  4321. Heliocentric and baryocentric corrections.
  4322. NASA Scientist Claims Evidence of Alien Life on Meteorite
  4323. Earth's position relative to the Sun.
  4324. Event Horizons?
  4325. Thoughts on Black Holes
  4326. Speed of light question ?
  4327. High School Debate topic: Space development and Exploration
  4328. Are there any *huge* agglomerations of positive charge (or negative charge) in space?
  4329. Dying Stars
  4330. Last chance to see Discovery in orbit!!
  4331. Having trouble understanding how "We" are made from a supernova?
  4332. Are neutron stars white?
  4333. What would happen if the Earth become completely solid?
  4334. Position of stellar bodies in space.
  4335. A manned mission to Mars and its obstacles
  4336. How far can spacecraft fly?
  4337. Summer solstice
  4338. The Basics Regarding : Planetary Orbits and Whatnot
  4339. removing space debris
  4340. Did the Sun go Dark last night?
  4341. Moon's total KE
  4342. Japan's Seismic Activity Altered the Earth's Axis
  4343. Exoplanet safari
  4344. life made out of antimatter.
  4345. Introduction and Questions about Asteroid Belt/Jovians
  4346. Coliding galaxies
  4347. When the sun becomes a black dwarf
  4348. Will black dwarfs quantum tunnel into neutron stars if proton decay doesn't occur?
  4349. Introductory Astronomy textbook
  4350. Velocity of a star for Doppler Spectroscopy
  4351. Size comparison, from the moon to the largest known star
  4352. positioning of the artificial satellite
  4353. Gigantic Full Worm Moon this Weekend!
  4354. Equinox and an old fable
  4355. Question about our place in the milky way and what we can see in the sky at night
  4356. Rings of worlds
  4357. A jovian moon?
  4358. time of tide and full moon
  4359. Supermoon around the world?
  4360. The mysterious planet X
  4361. Atmosphere Re-entry Heating
  4362. How quickly did American researchers get data from Soviet probes like Venera?
  4363. 13.7 billion years...
  4364. "Cold welding" question
  4365. How did moluculair oxygen devoleped on Mercury?
  4366. Time shift
  4367. Radio Astronomy Cold Load Question
  4368. Is our sun part of a star cluster?
  4369. Plutonium - the last ironic trace of civilization?
  4370. Mean Equinox J2000.0
  4371. Three privileged directions in the universe
  4372. After supernova?!
  4373. ultra advance telescopes?
  4374. Limits of a telescope
  4375. Looking through a black hole?
  4376. Help with trying to spot the ISS
  4377. High red shift galaxies
  4378. Why do stars "twinkle?"
  4379. Binary Brown Dwarf Mass?
  4380. its crazy to think its all actually out there...
  4381. Are all the galaxies visible ?
  4382. Question about Black Holes - ?
  4383. Astronomy in UV and X-ray Spectrum
  4384. Coordinate system transformation (equatorial, spherical)
  4385. can anyone please suggest me a project topic??
  4386. Best star for exoplanet
  4387. Calculating Mass-Kepler's 3rd Law
  4388. Does Time have a mathematical equation or Law?
  4389. Are these two galaxies merging?
  4390. Cosmic Microwave Background
  4391. Easter dating spreadsheet for Excel/OpenOffice
  4392. Wonders of the Universe
  4393. Stars in intergalactic space?
  4394. Black holes and Event Horizon: Q's ?
  4395. More than one answer
  4396. Most powerful telescope system of the future?
  4397. Intro and a Question About Ellipticity
  4398. Star variable relations. In need of further insight
  4399. that galaxy at the end of 'Empire Strikes Back'
  4400. Gravitational time dilation
  4401. Looking for reading material on extrasolar planet detection
  4402. Laser pointer for start viewing: something affordable?
  4403. How can you discover new things in Astronomy without a PhD ?
  4404. Extrasolar Planet Irradiance
  4405. Center of mass of ....
  4406. Deciding on buying binoculars
  4407. Why do comets tails come out of the front and curve around to the back?
  4408. Nebulae
  4409. What does tidal gravity feel like?
  4410. Determine body properties by visual spectrum?
  4411. question about the color of galaxies & nebulae
  4412. Good wallpaper pics of our red sun from earth
  4413. If earths rotation stoped, the moon would be released.
  4414. Is there a centre to the universe
  4415. Gravitational Red Shift at the center of a mass...
  4416. particle motion
  4417. Molecular Cloud "Clumping" Question
  4418. Threshold of the Universe
  4419. Planets in deep space
  4420. Asteorids in the Galaxy
  4421. Need VERY recent paper in observational astronomy for journal club presentation
  4422. particle motion 2
  4423. Time
  4424. What are the consequences of pole reversals on Earth
  4425. elliptic orbit of earth round the sun
  4426. Why the plane of the rings is vertical to the rotation axis of Saturn?
  4427. Asteroid falls onto the Earth
  4428. Do galaxies move?
  4429. expanding universe
  4430. Distribution of planets material
  4431. Calculating the size of planets from length of days.
  4432. Crater size
  4433. What is an equal-sun-elevation "day" called?
  4434. Goldilocks planet found
  4435. French claim first habitable planet found
  4436. Server to query for sun/planets elevation at a given datetime?
  4437. rogue planets and dark matter
  4438. estimating the radius of planets
  4439. Finding geo location
  4440. Very close sister stars?
  4441. Time 2
  4442. Atmospheric Surface Pressure and Density
  4443. Sky survey
  4444. asteroid density
  4445. today's universe
  4446. simulation of formation of a solar system
  4447. What is the advantage of a binocular telescope (such as the LBT)?
  4448. How long could it take for the Earth to be in the exact same place as it was?
  4449. Star density, outside our galaxy
  4450. Mars Age Two to Four Million Years?
  4451. Latus rectum
  4452. earth's rotation(s) & duration
  4453. Angular diameter of a galaxy
  4454. Does the temperature stay the same above a certain point?
  4455. Emission line in spectrum of a sun
  4456. How did we get so far away from the centre of the universe if the light isn here yet?
  4457. heliosphere
  4458. Collisions in the Oort cloud
  4459. Searching for list of measurements of moon-earth distance.
  4460. Rotation of the universe?
  4461. Quasar images
  4462. Celestial Objects Catalog
  4463. Estimate the distance and mass of a galaxy
  4464. orbital effect of a sudden change to G
  4465. Virus Warning!!!
  4466. Why are Andromeda and the Milky Way approaching each other?
  4467. Spectacular solar eruption 7 june 2011
  4468. Asteroids and the formation of planets
  4469. stefans boltzmann law
  4470. What happens when a second mars appears?
  4471. Young star generations: where do they get their Hydrogen?
  4472. Planets - Effective Temperature vs Actual Temperature
  4473. Earth's gravity
  4474. Big surprise - Magnetic foam at edge of heliosheath.
  4475. Electric Link Saturn to Enceladus
  4476. Finding saturn
  4477. Temperature - Effect on atmospheric pressure.
  4478. How did Kepler knew that the time of Mars' orbit was 687 days ?
  4479. Planet orbital location database
  4480. Hour angle and observations
  4481. Manhattanhenge
  4482. The needed telescope aperture
  4483. trouble viewing saturn
  4484. Honey, I Shrunk The Sun!
  4485. Calculating RA and Dec from long/lat/time/alt/azm
  4486. How are Cepheids used to measure distances?
  4487. How would I measure the angle of a certain street from true north?
  4488. Star gets torn apart by massive black hole
  4489. how much force is needed to move a planet.
  4490. New Star Squirts Water From Poles
  4491. finding Saturn and Jupiter
  4492. What is retrograde planetary perihelion precession?
  4493. Question about the expansion of the universe/inflation
  4494. Question about the Moons formation.
  4495. Telescope filters
  4496. How do you pronounce "perilune" and "apolune"
  4497. Earth Not From Same Nebula as Sun. Huh?
  4498. How common is it for stars to have rocky bodies orbiting them?
  4499. space ships
  4500. Dark matter
  4501. Questions about Uranus.
  4502. Can the Earth have an asteroid stuck in permanent orbit like our moon?
  4503. solar sail using radioactive decay
  4504. Observing the sun with Newton telescope
  4505. Tusi's couple and geo/heliocentric models
  4506. Gravity modelling of asteroid 433 Eros. Any help will be appreciated.
  4507. Releasing the object from Space Elevator
  4508. Elliptical Orbits (Using Newton's Model)
  4509. Acoustics of Space?
  4510. working of a telescope ( help please)
  4511. Is Iron poison for a star?
  4512. studying astronomy/changing fields
  4513. Gravity force of planets
  4514. Best location for stars with naked eye
  4515. Tiny-Supernova
  4516. Do we see galaxies the way they really are...?
  4517. Which planet in this solar system would be most appropriate to terraform?
  4518. Understanding of a Black Hole
  4519. First orbit of an asteroid this month (around Vesta, with ion drive)
  4520. Lunar solstice when the Moon's Equator crosses the Zero Plane of the Earth
  4521. Interested in looking at the night sky
  4522. Potential Cancellation of the JWST
  4523. How accurate are "simple" models of the solar system?
  4524. Science Olympiad Astronomy C
  4525. "Dark" solar explosion, tsunami of June 7, 2011
  4526. electro magnetic craft levitation at earths magnetic pole possible?
  4527. 3D Model of the 2MASS Redshift Survey
  4528. Nemesis, fact or fiction?
  4529. Upgrading my telescope, need advice.
  4530. Backward "orbit" of the planets
  4531. Combined affects of gravity?
  4532. Can we explore this universe
  4533. Need to Know time
  4534. Seeding a Solar System Simulation
  4535. Another *Life Might Be Rare* paper
  4536. Predicting the Location of a Star Within an Image
  4537. Illuminated fraction of the Moon
  4538. A simple query on sun's speed
  4539. CMB, The Horizon Problem and a comment on BH's
  4540. Hey, Pluto has a new moon!
  4541. Observational evidence for bottom-up structure formation
  4542. the red square nebula mwc 922
  4543. Asteroid companion to Earth
  4544. Kronberger 61 and Planetary Nebulae
  4545. New Mars rover launch 2011 (Curiosity, YouTube, eta August 2012))
  4546. Mass in the asteroid belt
  4547. Can we colonize the Sun?
  4548. Why would we ever terraform if we can develop cyborgs?
  4549. How large a share of our galaxy's terrestrial planets do you think are waterworlds?
  4550. Could the Moon be the cooled remains of a planets core?
  4551. Light in intergalctic space/ voids
  4552. Motion of Dark Matter Subhalos
  4553. Speculations and hypotheses about Theia
  4554. calculating the distance of the moon in newton's day
  4555. Density of core of the sun
  4556. Beginner... Just Joined and Got myself a toy
  4557. expansion of universe/what rate?
  4558. Why is Earth made of Iron and Stone?
  4559. Solar Flares and CMEs
  4560. Stars' rotational velocity
  4561. State of the Universe before Big Bang
  4562. Does gravity change?
  4563. Simulating Stellar Images (CCD)
  4564. Hypothetical question: Meteor hitting Earth
  4565. Frequency of solar eclipses
  4566. From every angle, what is the complete shape of a black hole?
  4567. What have I seen?
  4568. reflecting telescope principle and model please?
  4569. Reason for Loss of Mas of Planet Mercury
  4570. Is Sudarsky's system of extrasolar planet classification widely used? Why or why not?
  4571. "Infinity" at the Center of the Galaxy
  4572. Gravity bending due to another Gravitational Source
  4573. What did I see?
  4574. Thought I saw my first UFO today.
  4575. planet sized diamond...
  4576. Was the early church right and Gallelio wrong?
  4577. Are all atomic particles the same age?
  4578. Vendor for telescope mirror cells?
  4579. Very Large Telescope...
  4580. Can a planet suddenly explode?
  4581. Will the red giant sun destroy the Earth?
  4582. Supercomputer Galaxy Simulation...
  4583. Messier 101 (The Pinwheel Galaxy) and SN 2011 fe (PTF 11kly)
  4584. First observation??
  4585. Ancient Lake Discovered on Mars...
  4586. Question about a specific Star
  4587. space debris - a solution?
  4588. Colours from the black holes...
  4589. Example of a mass orbiting more massive, less luminous body?
  4590. Kepler's 3rd Law as a result of Newton's Laws
  4591. Old news as new news. Saturn 5 years ago.
  4592. observing the new supernova in Ursa Major (M101, pinwheel galaxy)
  4593. Determining sun/star rise/set
  4594. Ptolemy reduces to Kepler as Epicycles → ∞?
  4595. The destruction of matter due to spaghettification
  4596. Earth's gravitational field size.
  4597. Question about gravity
  4598. habitable zone planet discovered...
  4599. Colourful moon dog observed, or what??
  4600. Variations in the moon's orbit
  4601. Vega. Are Sol and Vega destined to collide?
  4602. Astronomy - Main sequence and red giants
  4603. Kepler 16-b: first circumbinary planet?
  4604. Astronomy - Measure distance to other galaxies
  4605. How do measure and know about the vast scale of the Universe?
  4606. Astronomy - Color Index and Distance
  4607. How to detect Cosmic Dust?
  4608. "Flyaround" video of Vesta as seen from low orbit by Dawn
  4609. supernova in m101
  4610. Circumbinary planet discovered...
  4611. How to describe position of our solar system to some ETI in other galaxy?
  4612. Question on M33
  4613. time-lapse fly over planet Earth...
  4614. Gravitational effects
  4615. Parallax and Perspective Explained
  4616. According to our weather person, Fall starts on 9/23/11, How?
  4617. Question for Astronomers about the Equinoxes
  4618. Smallest known 2 body system
  4619. How Long Does VY Canis Majoris Have Left?
  4620. what does uv coverage mean
  4621. Acoustic peaks
  4622. Planet Hunters: First Two Planet Candidates Identified
  4623. If center of galaxy is supermassive blackhole...
  4624. How to calculate mass of fuel needed to escape Earth gravity vs. Mars gravity
  4625. Position of Ascending and Descending Nodes
  4626. Help me to get the names of all stars with their declination?
  4627. Newtons of an exploding Supernova
  4628. Photos from new ALMA radiotelescope
  4629. Earth's translation speed
  4630. Surprising Gamma Rays From Crab Nebula
  4631. Interstellar Travel Tables
  4632. Arp 220 (UGC 9913, IC 4553) and Supernovae
  4633. Will Pluto crash into Neptune?
  4634. Converting RA & Dec into Normal Earth Surface Latitude & Longitude
  4635. moon apogee
  4636. near light speed solar sail?
  4637. Calculation of a planet's mass via wavelengths
  4638. Force that the Earth exerts on the Moon
  4639. Could an all water planet theorhetically exist?
  4640. slowing of a satellite sent by Nasa
  4641. Lithium on the Sun's Surface
  4642. Need help understanding U.S. Naval Observatory's messed up algorithm
  4643. Universe center of mass?
  4644. Failure to calculate equation of time and declination of the sun
  4645. Those Jets from the poles of black holes
  4646. Need Help on Research Paper Topic
  4647. Our solar system and center of Milky way
  4648. Celestial Sphere help
  4649. No Obvious Objects Produce Gamma Rays
  4650. We Know Less About CDM Than We Did Before
  4651. Increasing the mass of the moon (via pancake theory)
  4652. Why are Radio Telescopes less detailed?
  4653. Questions about Galactic Rotation
  4654. Using Black holes to view our solar system
  4655. neutron,black hole
  4656. Formation/Expansion of Red Giant
  4657. What would Fermi say now about his 'paradox'?
  4658. Why doesn't tidal force pull earth and moon together?
  4659. Benefits of a Lunar Base
  4660. Star to black hole.. same mass/gravity?
  4661. Solar system on my date of Birth
  4662. Why aren't stars in a star cluster attracted to each other?
  4663. What if light speed wasn't the limit?
  4664. How to simulate planets orbit curce around the sun ?
  4665. Can a spaceship land on a pulsar?
  4666. Do stars actually collide in galactic collisions?
  4667. Choosing a telescope
  4668. Positional Astronomy help needed.
  4669. Number of stars within 150 light years of us?
  4670. how many dimensions are there in a black hole
  4671. Virgin Galactic - the first step?
  4672. satellites of satellites?
  4673. Question - What distance
  4674. Diamond planet.
  4675. Sun on planet Earth
  4676. Possible energy sources that a lunar base might have as an option
  4677. Are orbital planes generally parallel on large scales?
  4678. Can the mass center and the geometrical center of fx. the milky way be different?
  4679. The Last Man On The Moon
  4680. What are Meteor Showers
  4681. Viewing a Solar Eclipse
  4682. Light Pollution & National Dark Sky Week
  4683. Quick and Easy Telescope Measurments?
  4684. What was the first mineral formed in the universe?
  4685. Can we get caught by surprise by an asteroid?
  4686. spotting 2005 YU55
  4687. Local Standard of Rest
  4688. Which elements/compounds can be liquid on Venus?
  4689. The Hubble/Lemaitre's Controversy is Over
  4690. How much did Earth's gravity alter the course of 2005 YU55?
  4691. Astrobiology Missions, whats being proposed?
  4692. Binary Pulsar Orbital periods.
  4693. Images from the Voyagers?
  4694. A Chinese ancient book problem
  4695. View from asteroid belt?
  4696. Difference between shock wave and shock ?
  4697. question about mars core
  4698. closeness of Andromeda galaxy
  4699. What is the time on Mars?
  4700. Solving the Two-Body System
  4701. parallax formula derivation problem!?
  4702. Observed planets in binary star L4 or L5?
  4703. Astronomical spectroscopy and doppler shift.
  4704. Is the Hubble Telescope Obsolete?
  4705. How realistic are the colors that we see in pictures of galaxies/nebulas?
  4706. Supernova SN 2011fe Still Alive and Kicking
  4707. Is there a physical limit to how close we can zoom in on other extra-solar planets?
  4708. Using Rspec to Interpret Stellar Spectra
  4709. Kepler22b--first exoplanet found in hab-zone of sun-like star
  4710. Power of a Black Hole's Mass
  4711. Astronomy
  4712. Universe age!?, I never really understood that
  4713. The galactic magnetic field.
  4714. Planetary habitability laboratory
  4715. do we want to sent probe to Newly discovered planet 'Kepler-22b' now?
  4716. SECCHI Uncovers... What? Near Mercury
  4717. Eclipse of the Moon from Sydney, Australia 10 Dec 2011 video
  4718. Galaxy
  4719. Dark energy question
  4720. Black Hole 100% proven already?
  4721. star photography question
  4722. References on PMS stars
  4723. blackhole gravity dilemma
  4724. Icy(?) Comet Survives Pasage thru Solar Corona
  4725. martian pole star
  4726. NASA Satellite May Have Found The Smallest Known Black Hole
  4727. Milky Way's Supermassive Black Hole to Light Up in 2013?
  4728. NASA announces discovery of first Earth sized planets in the universe
  4729. Why doesn't the moon fall down?
  4730. The Truth About Solar Energy?
  4731. angle of crab pulsar to the ecliptic
  4732. indoor astronomy
  4733. Looking for Mid Price telescope
  4734. Is it true that the earth's rotation is slowing down?
  4735. Questions concerning hypervelocity stars
  4736. Coronal mass ejection arriving during a solar eclipse
  4737. what time of year observations of crab pulsar were made
  4738. why is the universe expanding?
  4739. cannot see the milky way in dublin?
  4740. Why should stars explode?
  4741. NASA probes approaching the moon
  4742. Expansion and Contraction of Universe
  4743. Motion of celestial objects in Spacetime looks circular in 3D...how?
  4744. inserting unicode / symbols
  4745. inserting proper symbols/letters for equations
  4746. Does this make any sense
  4747. Orbit to the Moon: nodes position
  4748. Uranus and Neptune Tonight
  4749. giant stars
  4750. Lifespan of red giant stars
  4751. Supernova explosion near a black hole
  4752. Expanding Universe-Colliding Galaxies?
  4753. Does a black hole really have mass?
  4754. Your Thoughts on a High Altitude Telescope
  4755. Time Earth reached its Perihelion
  4756. Planetary Systems within Elliptical Binary Stars?
  4757. Goldilocks expanded
  4758. Multiple images in gravitational lensing
  4759. red flickering of star?
  4760. The Sun with a planet with a moon with a satellite
  4761. Longitude of The Ascending Node(N)
  4762. Is the Universe Never Ending?
  4763. Hubble's Law conundrum
  4764. Analemma: Earth vs Mars
  4765. Is there more UV rays emitted / do we have more chance of sun burn from Solar Flares?
  4766. Sun-diving comets!
  4767. Life on Venus?
  4768. Size of fictional planet based on gravity and density
  4769. phenomenon of rotation of planets
  4770. Telescope Resolution
  4771. How can I recognize H alpha line?
  4772. Atmosphere on a hypothetical tidally-locked Earth
  4773. The night sky - Venus (noob Q)
  4774. Ganymede, life and JUICE
  4775. Atmosphere windspeed limit?
  4776. Life on Earth, forever?
  4777. Planet's Orbits.
  4778. From Andromeda
  4779. Why don't shooting stars make a noise?
  4780. calculating kinetic energy of all matter
  4781. How many kinds of force exist between Planets?
  4782. Pulsar Frequency Question and Fast Fourier Transform
  4783. Effects of Solar Flares on the Moon and Equiptment used for lunar exploration
  4784. Reflecting Telescope or Refracting Telescope?
  4785. Star whose pressure support is degenerate electrons.
  4786. Landing on comet by Rosetta probe in 2014 (YouTube)
  4787. Derivation of Pogson's law
  4788. Search patterns in observational studies
  4789. How do scientists monitor the Sun's activity?
  4790. Hypothetical way to travel faster than light, but not technically exceed lightspeed
  4791. Real pictures of black hole eating a star?