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  1. Dark Matter exists!
  2. What is singularity????? [Black Hole ]
  3. Gamma ray map of the galaxy completed by NASA
  4. JDEM/Beyond Einstein, is it still alive?
  5. Basic question about sun's mass & orbit of planets
  6. Outer Planet Rings
  7. Rotations of Earth and other Rigid Bodies
  8. Hubble+/- 4.3%, is the constant "constant"?
  9. A way to see dark matter annihilation (Pamela: cosmic positrons/antiprotons)
  10. Deorbiting q, low speed reentry?
  11. Sky map and dark energy
  12. Pliers, pulsars and extreme physics
  13. Our solar system is special
  14. orbit in space (extrasolar planets)
  15. Stable Planetary Distances?
  16. Slower rotation curves at centre
  17. What causes space time to come into existence?
  18. Hypothetical question
  19. Utraviolet Telescope for Blazar Emission Lines?
  20. SDSS photometry
  21. Radius of a star as a function of wavelength
  22. Lenticular Galaxy - Formula for Probable Location of Stars
  23. accelerometer xyz anlges to ra/dec
  24. Krypton, Selenium, and Xenon in planetary nebulae
  25. Spin angular momentum of black hole
  26. Paper/Help three body problem
  27. Improving a Galaxy Generation algorithm
  28. Ruplusive Force or Lost Of Mass
  29. Central Pressure for a star
  30. Galaxy rotation and Kepler law
  31. my orbitz problem
  32. How constant are constants? - ice skating
  33. Question about Jupiter atmosphere
  34. Pictures from Space
  35. Pictures from Space
  36. Dark Matter Halo + Virial theorem Q.
  37. why the excess of young stars close to Milky's supermassive BH?
  38. Can dark matter be just a cloud of protons?
  39. A Blackhole Paradox
  40. Black Holes
  41. Big-Bang nucleosynthesis (BBN)
  42. P & Pdot
  43. Traversing the milky way galaxy! when???
  44. merger of Neutron Stars and Black Holes
  45. A question about thrust VS mass
  46. Geosynchronous orbit
  47. Collision Behavior in a Gas
  48. How much do we know about gravity?
  49. Atmospheric Gamma Ray Interactions
  50. Perihelion Pass Dates?
  51. Kustaanheimo-Stiefel transformation ?
  52. Book
  53. What is a sky cut?
  54. What is Hanny's Voorwerp?
  55. Fitting Highly Non-linear Data
  56. Force
  57. Reconstruction Primordial Fluctuations from Temperature Anisotropy
  58. type1a supernovae as evidence for an accelerating universe
  59. Falling time:
  60. Blackholes, Jets and Dark Matter.
  61. Empty universe except for three indentical planets
  62. Keplers Equation
  63. How to measure the tangential component of velocity of receding starsor quasars?
  64. How to measure the tangential component of velocity of receding starsor quasars?
  65. Curvature
  66. Is such an orbit possible?
  67. Chandresekhar Limit
  68. What if Mars Had Been Closer and Venus Farther?
  69. gravity and coordinate acceleration
  70. What happens when an anitmatter blackhole collides with a matter blackhole?
  71. Glast In Orbit!
  72. what do I use to determine rotational speed of solar nebula?
  73. lunar spectrum
  74. semimajor axis
  75. Black Hole Shapes
  76. Quasars please explain
  77. Blackhole
  78. Black Holes, how much energy do they give off?
  79. Kruskal-Szekeres coordinates
  80. Derivation of Escape Velocity Inconsistency
  81. Can Black Holes Wobble?
  82. The essence of light.
  83. sky in a Galaxy.
  84. Radial Velocity Data fitting
  85. When Will Earth Be Tidelocked To The Sun?
  86. White dwarf
  87. Ideas for A Class Project
  88. Vapor Pressure Laws
  89. Terraforming Mars
  90. Expansion of the Universe
  91. temperature of a electron?
  92. Sudbury Neutrino Observatory
  93. Mass of the sun
  94. How can black holes even exist?
  95. Anisotropy of dispersions
  96. Earth's interior heat vs Gravity
  97. Pioneer anomaly
  98. Quantum entanglement and black holes
  99. fermions and spin
  100. Reading my first Astrophys paper
  101. Pioneer 10 and 11 anomylous acceleration
  102. Help with HEALPix
  103. Orbit
  104. Net Charge of Planets and Stars
  105. low mass stars
  106. Solar Inflow events
  107. Superwind phase in stellar evolution
  108. conservation of energy
  109. convective cores - why?
  110. Can dark matter explain the flyby anomalies?
  111. Astro phys so short of input
  112. Gravity probe B scores F
  113. Missing matter found in deep space
  114. Gaussfit
  115. stellar evolution
  116. gravitational acceleration for a rotating torus
  117. life of gamma ray particle
  118. Need quick fact check, please.
  119. astronomy exercises
  120. Dark Matter and Atoms
  121. Unique Roche limit and Saturn's rings
  122. Black Hole Questions
  123. space-like intervals and the ergoregion
  124. Light
  125. Mass and Traveling at the Speed of Light
  126. Black holes and magnetic fields?
  127. Changing mass of the sun
  128. Accelerating Universe,rate Of Acc Data Needed
  129. Number density of earth
  130. From polar to heliocentric ecliptic coordinates
  131. Solar system axsis
  132. Magnetism of planets
  133. Confirmation of any water on the moon?
  134. position of photon sphere
  135. Metric of a curved sphere
  136. centripetal forces and gravity
  137. Online books on Astrophysics.
  138. WMAP cold spot and void in the universe
  139. Spectral index
  140. Artificial gravity
  141. MOND vs DM
  142. Baryon Asymmetry
  143. Why so little neutrinos?
  144. gravity verses electromagnetic attraction
  145. Mass-Luminosity relationship
  146. Dark Energy and EM/G unification.
  147. Rotational Motion of Celestial Body
  148. So you discover the dark matter particle.... Now what?
  149. Laws of physics and blackhole
  150. Ligo
  151. Cauchy horizon in a Kerr rotating black hole
  152. Ultimate source of energy on Io
  153. Ejecta from neutron-star coalescences
  154. Dwarph Speroidals (dSphs)
  155. Tolman-Oppenheimer-Volkoff equation...
  156. Negative acceleration....
  157. Galactic Coriolis Effect
  158. One Question About Black Holes
  159. Gravitationally bound, ionized cloud of hydrogen
  160. Blackhole temeperature and bigbang
  161. Σ Black Hole Masses in Universe
  162. angular momentum of an oblate spheroid
  163. Rt
  164. Solar Corona Luminosity
  165. outside the universe
  166. wormhole physics
  167. Hawking radiation & Information loss
  168. rotational kinetic energy
  169. Black holes as cold as Inferno?
  170. de Broglie equation and black holes
  171. Awesome illustrated map of Apollo landing site
  172. Moon "rotation"
  173. Galactic Rotation Curve?
  174. Moon without Earth
  175. snowplow
  176. accretion disk/black hole/gas jets
  177. Sun mass loss
  178. do blackholes disappear
  179. Energy output of Sun?
  180. Dark energy @ standard rulers
  181. Stability of the Solar System
  182. Orbital speed of stars within galaxies?
  183. Minimum value of g for blackhole
  184. black holes, frame dragging and the effect on gravity
  185. Black hole vs. Black hole, who wins?
  186. Help for High Energy Astrophysics
  187. light and blackhole
  188. From polar coordinates to heliocentric ecliptic coordinates
  189. Event at Aplao, Peru Feb 2nd 2004
  190. Moon preservation
  191. Please Help. Radio Spectroscopy -> Finding the doppler shift in a graph
  192. Just a simple explanation please
  193. A question regarding the orbit of material in a galaxy such as ours...
  194. Can two planets inhabit the same orbit?
  195. Orbital Mechanics Quandary
  196. Orbits
  197. magnitudes of stars
  198. Quasers
  199. antiblackholes
  200. Could Dark Matter be mass in EM fields?
  201. When Stars Collide
  202. Particle-Antiparticle pairs
  203. Black Holes
  204. HR diagram problem help
  205. Mass Function
  206. Hawkins Paradox
  207. monochromatic flux expression?
  208. gravity for a stellar black hole
  209. The evidence to date
  210. Will two stars of the exact same mass and chemical composition undergo identical...
  211. How new stars are borne
  212. Black Hole Evaporation
  213. Trajectory of a Test Particle in a Semidetached Binary
  214. how does black hole evaporation end?
  215. Gravity as consequence of universe expansion
  216. Time dilation
  217. Mass-Radius relation of a Neutron star
  218. The spectrum of reflected light from a planet question.
  219. Equatorial Bulge
  220. Fun Special Relativity Question
  221. Solid hydrogen and astrophysic
  222. orbit anomalies
  223. Evidence for dark matter
  224. Synthetic Black Hole Event Horizon Created in UK Laboratory
  225. Solar Wind
  226. Need A little Help With Optical Depth
  227. human in outer space without space suit
  228. The Biggest Black Hole Discovered?
  229. Information in a gamma ray
  230. Dark Matter... ?
  231. Intergalactic Gravity
  232. neutron degenerate matter as dark matter
  233. Big Rip
  234. Cloud Planet
  235. Schwarzschild radius
  236. Supernova
  237. Dark matter and the Standard Model
  238. Applying Runge-Kutta(RK4) method to planetary velocity
  239. Crystalline Diamond Maximum Mass...
  240. dimensional analysis on Luminosity
  241. Changing velocity
  242. Collision of two Black holes
  243. Extra-galactic Meteror?
  244. Orbit Semimajor Axis and Eccentricity after increasing V
  245. Dark Matter
  246. Exo Planets
  247. my question about string theory
  248. help finding Kip Thorne web course
  249. A few questions.
  250. Neutron degeneracy pressure
  251. Pulled apart?
  252. What is the fabric of the universe?
  253. Neutron star mass
  254. Galaxy rotation
  255. Virial Theorem
  256. mirroring sun with parabolic dish
  257. Black holes dilemas
  258. New and Improved: Elliptical Transfer Orbits determination procedure.
  259. Supermassive loop holes
  260. Black Hole Tidal Forces
  261. Gliese 581c/d and their Red Sun?
  262. magnetosphere questions
  263. Throwing an object into orbit
  264. Brownian movement in the quantum scale.
  265. Planetesimal of comet material at Lagrange Points of overlaping 'Ort' clouds?
  266. Expanding Universe
  267. radio astronomy
  268. Why do gas planets not collapse?
  269. how do i find out how much energy a 20solar M BH would radiate given that...
  270. weins displacement law
  271. The end of the universe!
  272. Kepler's Equation to calculate transfer time
  273. Type of material of black holes
  274. Black Hole Temperature and Entropy
  275. If i had a black hole of 20 solar masses, how much energy would it radiate?
  276. what is stefan's constant?
  277. what is the average mass a black hole consumes
  278. How can you find out the amount of hawking radiation a black hole exhibits?
  279. centre of mass of universe
  280. The puzzling presence of DIBs
  281. Disks and spheres.
  282. Our Galaxy Spin
  283. GRBs and Supernova
  284. Thermodynamics and black holes.
  285. nothingness is unstable?
  286. High School Astrophysics?
  287. Are black holes cold?
  288. mass-to-light-ratio and dark matter in galaxy
  289. Can someone tell me if GP-B has results about GR, one way or the other?
  290. Tully-Fisher relation : Help !
  291. Would you agree with notion?
  292. Exoplanet Techniques
  293. The x-wind origin of chondrules
  294. virtual particles and black holes
  295. question on black hole
  296. Lagrangian points anyone?
  297. Black holes
  298. Detecting Black Hole accretion disc
  299. Super Mario Galaxy physics
  300. Pop. I object
  301. Gravitational Expansion -- NOT
  302. Satalite Question:
  303. creating oxygen(co2) out Of hydrogen
  304. Occultation
  305. temperature of a molecule in a galaxy
  306. spectrum of flux for a synchrontron source
  307. estimating relative distances for star clusters
  308. interstellar extinction
  309. The Color of Galaxies
  310. Gravitational Expansion & Flat Universe
  311. Speed of light
  312. do we know where supermassive black holes come from?
  313. space time travel theory
  314. worm and black holes
  315. equation for how much an object curves space-time
  316. Particles from Blackhole
  317. Big Bang Question
  318. Luminosity-Metallicity Relations in Spiral Galaxies.
  319. Astrophysics?
  320. Duration of AGB
  321. how big can a body get (size wize) before it collapses onto itslef?
  322. Position as function of time - satellite in elliptical orbit (spherical coordinates)
  323. Hill Sphere Question
  324. A paradox ?
  325. An way to visualize dark matters effects on space-time?
  326. Simple Black hole question
  327. Types of supernovae
  328. Hill Sphere Derivation?
  329. wurmholes
  330. Weight dependent on planet size and rotation speed?
  331. Data on galaxies -good references ?
  332. Flux of Solar wind
  333. Fission in Sun
  334. Dark Matter and Dark Energy
  335. Highest Energy Cosmic Rays Linked to Violent Black Holes
  336. mass fraction?
  337. Black Holes and wormholes
  338. Missing Matter?
  339. local star formation rate
  340. spiral galaxies -
  341. Extrasolar / exosolar planets
  342. Elliptical orbits of planets
  343. How Much difference b2in theoritical and experimental astrophysics?
  344. How many exoplanets with an atmospheric oxygen signature would be necessary?
  345. Cause of Quasar Wind
  346. Neutrino Telescopes may have nothing to see
  347. Nariai universes
  348. Risk from black holes
  349. Artificial stars
  350. Temperature of the surface of a satellite?
  351. A New Planet
  352. Another black hole question
  353. question on gravitational lensing
  354. Black hole question
  355. Black holes
  356. Gravitational lensing and Dark matter
  357. Question on Mercury
  358. Hubble Parameter
  359. Electromagnetic Radiation
  360. recent mass estimates for Milky and the Local Group
  361. Bang RIP, Bang RIP
  362. Light-gathering abilities?
  363. Sun has a twin!
  364. Speed of Gravity
  365. Numerical Fourieri Analysis of a GRB light curve
  366. Is light really affected by gravity?
  367. Limitation to mass of currently forming stars?
  368. Speed of a Gamma Ray Burst
  369. Infinity in the Universe
  370. Can I be a black hole?
  371. Challenging question
  372. Question on Atomic Principals
  373. Astrophysics FITS format
  374. Very dumb question
  375. How normal is the sun?
  376. Oxegen signature of a planet's atmosphere
  377. Millisecond pulsar
  378. What is the capacitance of the sun?
  379. What if the moon...
  380. Might A Hot Jupiter Require Another Gas Giant - 3-body Problem?
  381. Meinel system
  382. Sputnik Orbit
  383. What would happen if mass shielded gravity and vacuum has repulsive gravity?
  384. SMC and LMC misunderstood?
  385. Orbits: explicit r(t) and theta(t)
  386. Do supernovae emit gamma rays?
  387. Eliptic orbit
  388. what 'pull' the sun?
  389. Does the Type of vaccum matter?
  390. Rogue black holes
  391. Strong Extragalactic Radio Burst Poses a Mystery
  392. cosmic ray and photon collisions
  393. Lunar space elevator....
  394. Help with a problem
  395. The spacetime landscape of a black hole
  396. Question about black holes
  397. Neutron star
  398. request: comet projectory calculating tool
  399. dark matter revealed in video feedback
  400. specific intensity
  401. Orbital mechanics problem
  402. What would a black dwarf be like?
  403. Planet/moon rotation
  404. Orbital Pertubations (Uranus and Neptune)
  405. Absence of Jupiter....
  406. Spacetime light
  407. Moon fall speed
  408. the new ending!!
  409. Tidal Effects of the Moon
  410. have some ideas...looking for feedback
  411. Can a planet be 100% liquid?
  412. Apparent contradiction with orbital mechanics
  413. Question: Mass distribution in galaxies
  414. Hawking Radiation
  415. Photon Splitting or Merging
  416. The Dead Sun
  417. Could a collision cause Venus to rotate prograde?
  418. Does vacuum energy rely on the existence of matter?
  419. Non-rotational neutron stars?
  420. How long would we live without the sun
  421. Speculation on new laws of physics
  422. supermassive blackholes and galaxy formation.
  423. Gravity , Dark energy and Atoms
  424. Learning Stellar Spectroscopy
  425. Area of light hitting a dome
  426. Rocket escaping Earth's atmosphere..
  427. Moon gravity
  428. Ride a Comet
  429. Let's try something--let me know if you have difficulty
  430. A white dwarf formed by a supernova, possible?
  431. Just a question
  432. Gravitational Waves
  433. Gravitron
  434. cooling sphere
  435. Need A Help !
  436. Simulating the gravitational interaction between two material points
  437. Radius of a black hole
  438. 'Spinning' the truth about our own Moon?
  439. Diameter of the Universe
  440. Aurora Borealis
  441. collapsing stars
  442. moon's orbit
  443. Earths orbit around the sun
  444. Black Holes Don't Exist?
  445. Can MOND be ruled out at laboratory scale?
  446. Star Collapse Question
  447. 'effects' in astrophysics
  448. 2 bodies
  449. Radiis of a star
  450. Singularity one-dimensional?
  451. Shocks
  452. HII Region Temperature Structure
  453. Aaaaaah...Ring of dark matter
  454. binary stars equation
  455. Nice thumbnail sketch of Earth's future by John Baez
  456. Habitability of Gliese 581 D
  457. Dark Matter you say?
  458. If Gravity travels at c
  459. What happens when a ray of light hits the boundary of the universe?
  460. "suggests an intrinsic VHE power output peak of the source at above 3 TeV"
  461. wormhole theory
  462. Does 1a supernova release the same amount of neutrino as type2 supernova?
  463. More evidence for Dark Matter?
  464. Could ultra high-energy cosmic rays be the result of matter-antimatter collision?
  465. Two simple questions regarding black holes
  466. Black Holes
  467. Comet orbits
  468. Neutron Stars
  469. NASA Theory proposal
  470. help - Calculating the mass or average density of Earth if its radius were 4x larger
  471. Signal Transmission from Mars to Earth
  472. How can tidal friction on Earth affect the Moon?
  473. Astronomical Spectroscopy Literature Resources
  474. Mars's lack of an atmosphere
  475. MOND-related formula
  476. Applying the Virial Theorem to Stellar winds
  477. hypothetical question
  478. Hopefully a simple problem
  479. Question about basic astrophysics
  480. If two black holes combind together------
  481. If two white-dwarf stars combined together,there will be supernova?which type?---
  482. origin of radio waves
  483. A connection between tornadoes and solar explosions
  484. hexegon on
  485. Hexagon on saturn
  486. Prerequsites for galactic astrophysics
  487. Roemer and the speed of light
  488. Polarization of Light
  489. complete shape of the earth
  490. Can Mars Effect the Asteroid Belt?
  491. Could gravity's strength also require denisty as an alternative to MOND
  492. Dark matter
  493. Saturn's hexagon and his accretion disk jets
  494. Where does the energy of gravity come from?
  495. Paralell Universes - SA special report
  496. Light Waves at Edge of Universe Question
  497. Moon slingshot powered atmosphere scoop?
  498. Spacetravel possible?
  499. How do galaxies form and move?
  500. 2-body or more orbit systems?
  501. Solar Cycle & Explanation for Recent Changes?
  502. Does blackhole have strong magnetic field??
  503. Quick (Most likely simple) Question
  504. Help! Visualisation and Stats for a Determinist
  505. Could Sirius A/B go supernova?
  506. Hubbles law and Relativity
  507. Integral points to the fastest spinning neutron star
  508. redshift anomalies
  509. Was Newton in Error?
  510. Effect of Sun movement on Planetary orbits?
  511. Equinox Tests for MOND
  512. Radiative transfer
  513. Acceleration, velocity, distance, speed and time help please
  514. Earth's rotational speed when its gravity is 5.0m/s2
  515. how to calculate mass from radial velocity? quick question
  516. Influence of L1 L2 etc
  517. Spectroscopic Binary problem.. need help fast..
  518. Light and Time!
  519. GP-B scoop
  520. Rotational velocity of a planet
  521. Stellar evolution problem
  522. Space navigation AI problem
  523. Can you help me understand g's and acceleration for a fictional Star Wars spaceship?
  524. Quick Distance Modulus question
  525. escape velocity in vecotrs
  526. accretion discs and black holes
  527. p-process
  528. Astro simulation program problem - program bugs?
  529. whr did the elecrons come from?
  530. charged particles from our Sun travelling too fast?
  531. What would happen if I were to near and be consumed by a black hole?
  532. Need a topic...
  533. How do SNe Ia tell us about the expansion of universe?
  534. HII Regions
  535. Parker's Spiral Solution
  536. Are Long GRBs caused by PopIII hypernovae?
  537. Astrophysics Starter
  538. science olympiad star question
  539. unsolved problems in astrophysics.
  540. Black hole radius
  541. mathematics in nucleosynthesis
  542. how come we can see galaxies 9 B l/y away if universe is only 14 B y/o
  543. Why GRB's?
  544. Having trouble with eclipsing binaries.
  545. The Galactic Barrier
  546. Galaxy Collision
  547. Tolman surface brightness test -- need help!
  548. Sunspots
  549. The Earth going through the galactic plane?
  550. neutral electron gas in galaxy halo?
  551. uranium and supernovae explosions
  552. An Interesting Problem
  553. Are hotter stars always brighter?
  554. Sun's Polar Shift on 2012... coincidence?
  555. EKF for sensors measuring heading.
  556. If Saturn was a Star!
  557. How do we really know the universe is expanding?
  558. sunshade for the earth?
  559. That asteroid... where's it going?
  560. AstroPhysics Simulator?
  561. Equation for Solid Planet Structure
  562. Radio Waves
  563. Dark matter - maybe just water?
  564. frame of reference and speed
  565. Does Andromeda contain dark matter?
  566. AGNs, and why there is a torus
  567. Do the L4 and L5 points travel in a geodesic?
  568. Two black holes seperated by more than one Schwarzschild radii
  569. How long does it take
  570. why is a blackhole a one way ride
  571. Hypothetical question
  572. (VLISM) Interstellar medium characteristics
  573. orbital elements perturbations
  574. Artificial gravity!
  575. Speed of gravity...
  576. Nascent topics.
  577. Center Sun
  578. Kelvin-Helmholtz instability & quasar jet 3C273
  579. Book reference required
  580. Gravity effect the tilt too
  581. Zeeman effect
  582. Random MOND theory / dark matter question(possibly really easy to answer)
  583. Starting with Astrophysics
  584. Gravity affect rotation?
  585. Giant Diamonds
  586. News Release on Black Hole
  587. Chadrashekar limit
  588. Radius of white dwarfs
  589. Cygnus X-1 and Eta Carinae
  590. Interesting problem, but hard...
  591. Dark Matter
  592. Relativistic effects on interior of our sun?
  593. no Black Holes no Graviton
  594. can we hit black hole's surface without dying?
  595. temperature and orbital period
  596. WMAP and big crunch...
  597. Binary pulsars
  598. converting parsecs to Mega-parsecs
  599. Question on Hawking Radiation
  600. A question...
  601. Theoretical Radial Velocity Curves
  602. what day this year
  603. What would happen if two black holes collided?
  604. Anti-Matter- Regular Matter- Pulse Collisions?
  605. A good way to look at gravity?
  606. maximum gravity boost
  607. Does the PA show that DM/DE is dynamically important in the outer solar system?
  608. Some Question About Blackholes
  609. thoughts on blackholes
  610. Where Does The Hawking Radiation Go?
  611. How can a star turn into a black hole, with the law of conservation of mass?
  612. Crab Nebula Spectroscopy
  613. Gravitation in the solar system
  614. Missing Helium-3 Found?
  615. heating the surface of Earth
  616. lunar phases?
  617. turbulence pressure in convection zone
  618. the sun's gravitational pull on the earth
  619. Quasar energy
  620. Effect of dark matter on solar system dynamics
  621. hole through spinning planet
  622. Planets in Orbit
  623. galactic motion
  624. Formation of Dwarf Galaxies
  625. Maximum Entropy: Black Hole
  626. Do galaxies have a negative mass defect?
  627. Neutron star simulation
  628. Mass of Black Holes?
  629. New Nature Paper: Old Ia Supernovae different?
  630. evaluate the pic : got a black spot in sun
  631. (electron)Degenerate matter
  632. The Supernova Legacy Survey (SNLS)
  633. Black & White Holes
  634. boson stars
  635. Near IR, how do you see lines?
  636. Planet moons
  637. Distance between planets...
  638. Unequal Gravity
  639. measuring in space
  640. radiometry
  641. Strange Quarks, Quark Stars, & Black Holes
  642. approaching to black hole?
  643. Need Help With The MOND Formula
  644. Gravitational Lensing & Light?
  645. Galaxy splitting
  646. Black holes and Light
  647. redshift/blueshift question
  648. Planemos Doublet Discovered...
  649. Volume Limited Sample?
  650. Obscure Questions
  651. radius of solar core
  652. The Largest Structure in the Universe Found
  653. More quasar questions
  654. Astrophysics problems
  655. Star formation
  656. Accretion disks
  657. Spectroscopic Binaries
  658. Deep into the sun?
  659. quasars
  660. Sudden ceasing of energy generation
  661. Spiral Tracer??
  662. Super massive black hole
  663. Fusion of stars-time
  664. Luminosity of M type/Otpe
  665. sun's surface density
  666. anyone in san francisco willing to help?
  667. pulsars and magnetars
  668. Mars + 25%
  669. Age of the sun in "galactic years"
  670. Planet Formation
  671. planet venus???
  672. Accretion disks
  673. Cataclysmic Variables spin rates
  674. A couple of free books to download
  675. For those with plenty of time on their hands!
  676. Why is the solar system, & galaxies seemingly rotate on a 2-D plane?
  677. Dense dots
  678. What is singularity?
  679. Distance modulus
  680. MECO - has it got legs?
  681. Inertia and Black Holes
  682. Time in the past
  683. Hubble Recession vs. Moon Recession
  684. Structure of the Milkyway Spiral Redifined
  685. can a commet orbit a planet?
  686. Possible to Shield Astronauts from Cosmic Radiation?
  687. Pioneer Anomaly
  688. Extra galactic stars
  689. Gravitational collapse, star precipitation and black hole formation.
  690. Why do Neutron Stars have a Magnetic Field?
  691. The Astronomical Buckyball
  692. Does gravity explain all orbits in our solar system?
  693. accretion disc observations
  694. ASCL.net - Astrophysics Source Code Library
  695. Molecular Hydrogen at the Edge of Universe!
  696. escape velocity of a body from a black hole.
  697. Plasma luminosity
  698. Stoping the desturaction of the sun?
  699. Radio Waves emitted by Black Holes
  700. NASA Achieves Breakthrough In Black Hole Simulation
  701. acceleration due to the solar wind
  702. Question about black holes
  703. Would this be a stable system?
  704. Crazy thought
  705. Video Recommendations for Black Holes & other space-related phenomena...
  706. Planetary Orbits
  707. Weird Question About Satellites
  708. The Origin of Mass and the Feebleness of Gravity
  709. Time after big bang we can observe, uncertainty principle
  710. wmap and razors
  711. Nasa's new and improved ANTI-MATTER space ship
  712. Nemesis theory
  713. Problem with my universe!
  714. Parsecs
  715. Help me understand this equation
  716. Calculating apparent positions of sun and moon
  717. someone want to have fun with asteroid simulation?
  718. why can't I do this?
  719. Just a thought about gravity.
  720. Big Crunch Or Big rip
  721. What object is this?
  722. whiteholes
  723. eclipse of sun
  724. strong resonance
  725. shooting a gun
  726. Neutron star: heaviest teaspoon of matter
  727. the physics of dark matter & energy
  728. Moons of moons?
  729. The Great Attractor
  730. Spacecraft Attitude Control Simulation
  731. How do satellites stay in orbit?
  732. Redshift > 1.46 means Recessional Velocity over C?
  733. Highest redshift observed?
  734. First stars now thought to be 400 MLY after BB?
  735. planetary retention of atmospheres
  736. tidal locking radius
  737. Are Images of Space Distorted by Gravity?
  738. Entropy
  739. nuclear reactions in AGN accretion disk
  740. Possibility of igniting Jupiter
  741. the most intnse solar strom in 50 years!
  742. Galatic Frequencies
  743. Black Hole
  744. Question about movement
  745. bolometric correction
  746. Rotation Of Spiral Galaxies
  747. Watch out, n00b about :) Black Holes Question.
  748. What keeps the planets in their consistant orbit?
  749. The trouble with Sirius B
  750. Stephan's Quintet
  751. Angles on the celestial sphere
  752. Major Access = Averate Distance over Eccentric Anomaly
  753. Black Holes and Big Bangs
  754. Why are Globular Clusters so Metal poor?
  755. What is a Plummer Sphere Exactly?
  756. Time Dilation and Black Hole Inflation
  757. Dark matter at colliders
  758. Finding Dark Matter
  759. How much of Computer Science?
  760. Rotating Anisotropic universe
  761. Venus Synodic Period
  762. Death nell
  763. GBE's
  764. some questions on star evolution
  765. Interstellar Travel
  766. Inspire a pleb
  767. Is there also a He 'fog'?
  768. collision of black holes?
  769. Face on Surface Brightness Profile For Spiral Galaxies
  770. Hans Bethe
  771. Please explain to a thick man.....
  772. Can a black hole self-destruct?
  773. White Dwarfs, > Chandra Mass?
  774. Temperature
  775. Regarding DM halos
  776. orbital period vs. diameter
  777. designation 2003UB313?
  778. spin of a black hole
  779. BVRIJHK photometry
  780. CNO cycle
  781. Schechter Function of Galaxy Luminosity-Density relationship
  782. The Cosmic Ying and Yang
  783. Star Building
  784. The view from a ring singularity?
  785. We all love to prove things.. [spectral broadening/relativity]
  786. expected sound of colliding black holes
  787. subsidiary maxima
  788. Urr, this doesn't seem like it should be very hard but well, good 'ol me
  789. variable stars
  790. Black holes: best candidate for dark matter?
  791. Cepheid
  792. Jet propulsion in space???
  793. Supernova?
  794. Hawking radiation, Is it possible?
  795. Stellar Evolution
  796. Greetings, and a few questions.
  797. MOND overview for beginners
  798. Planet ejection
  799. Explain to me the proccess of...
  800. Close encounters of the massive kind
  801. Singularity
  802. vaporized black holes?
  803. A New Explanation for Venus' Retrograde Rotation
  804. black holes
  805. Finding the distance to an Asteroid
  806. Not sure this is the right thread for this?
  807. Destroying a planet
  808. Isothermal v NFW halos
  809. jupiter
  810. Nemesis and Planet X
  811. How do the moon's & earth's orbital planes intersect?
  812. Spacetime Diagrams
  813. Moon Satellite
  814. black holes again
  815. More Black Hole Questions
  816. Gravitational flux in solar system?
  817. Alternative theories being tested by Gravity probe B
  818. Cooperstock and Tieu Respond to Criticisms
  819. Gravitational Waves
  820. Orbits & global Warming
  821. precession of perihelion
  822. edmund halley and the venus transit
  823. gravitational tractor for towing asteroids
  824. The Latest on the Japanese Asteroid Probe
  825. Destroying Stars?
  826. Free Fall Speed
  827. spin of the moon
  828. Where does it all go?
  829. the maximum range of a missile_the earth is not flat
  830. Venus Retrograde Rotation Redux
  831. Black hole-event horizon
  832. black hole question
  833. Using the EKF for estimating a noisy sinewave
  834. Important Findings on Dark Matter
  835. So, feel free to smack me with an education if I'm wrong but...
  836. Quick question about black holes...
  837. Spacecraft Mission Design
  838. Elements formed in supernova
  839. Why don't stars explode? What holds them together?
  840. The Center of Galaxys
  841. Why are geosynchronous orbirs in equatorial plane circular?
  842. Converting from the horizontal system to the equatorial system
  843. Presumptive solution of the plane three-body problem in the classical mechanics.
  844. Moon's orbital acceleration
  845. Ring system around the Earth
  846. Habitable zone and Tidal Lock
  847. Three body problem
  848. slingshot effect
  849. Blue-shifted Galaxies
  850. Astrophysics
  851. The Apollo Laser Ranger Retroreflector Experiment
  852. How does gravity repel?
  853. Gravistars ?
  854. F=mv^2/r and Geosynchronouse orbits
  855. Quantum Geometry and Schwarzschild Singularity?
  856. Photon, Gravity, Mass and Black Holes.
  857. Halo Orbits
  858. I am probably going to be critizied for this, but...
  859. The Susskind "Counter Information Paradox?
  860. Question on the derivation of Wein's displacement law
  861. Question on stellar absorption spectra
  862. course :astrophysics ,introduction ,e.a
  863. course navy:astrodynamics
  864. closest distance between two conics (ellipse,hyp.,par.)
  865. ellipse,polar equation 3D
  866. astro- modelling a white dwarf via polytrope
  867. The co-linear 3-body problem
  868. backward galxy
  869. Formula for solar radiation pressure
  870. Black hole - entrance theory
  871. Changing the Earth's orbit?
  872. Confused on Orbits: Ellipses vs Circles
  873. Universe
  874. Why Can't Rocky Planets Exceed 14 Times Earth's Size?
  875. orbit smulation and speed of gravitation
  876. Determining orbital elements
  877. Galaxy orbit
  878. How closely could the Moon orbit the Earth
  879. Does this look accurate to you?
  880. [Milky way] Is it a spiral?
  881. Supernova
  882. Action
  883. does the 3-body problem have stable solutions?
  884. "10th Planet" resonance with Neptune
  885. Solar/stellar models
  886. Neutronium armor
  887. Neutron star
  888. powered gravity assists
  889. Does light emitted from the edge of the sun have a different wavelength than light em
  890. Galactic Formation
  891. Restricted circular 3 body problem RC3BP
  892. pulsars with irregular periodicity radiation
  893. Virtual pair production - black holes
  894. Understanding the Extended Kalman Filter
  895. The path of our planetary bodies
  896. moon-earth slingshot
  897. Solar Eclipses
  898. Null energy condition
  899. Blackholes
  900. Maximum count for mutually bound stars
  901. Black Holes and Thermodynamics
  902. Neutron Stars
  903. BHs Matter
  904. Solar activity peak in April 1981?
  905. NBody evaluation, is my model correct?
  906. creation of heavy elements: r and s process
  907. Why are orbits elliptical?
  908. My first post here and a question
  909. Debye length?
  910. spin factors
  911. Main Sequence
  912. Gravitational Waves of Early Universe
  913. optic and velocity
  914. Anterior Propulsion
  915. Neutron stars
  916. what if
  917. Baricentre (barycenter) - does it 'wobble'?
  918. Need Source Code In "c" For 2-Bodies Gravitational Problem
  919. Zaheer A
  920. process noise of satellite orbit determination
  921. Difference between BH's and BH's?
  922. problem of process noise of satellite orbit determination
  923. Schwartzchild Radius & entropy
  924. Redshift, Blueshift
  925. Acceleration At The Event Horizon
  926. White dwarfs
  927. Stellar size limit
  928. What is a degenerate gas?
  929. Effects of spontaneous gravity reduction
  930. 1-dimensional problem in newtonian gravity- HELP!!
  931. Nearby supernova and solar wind
  932. 3 Questions - Why are some orbits...
  933. Is it possible for a Rocky Giant with rings around it?
  934. How do you derive the tidal force equation?
  935. Newton's Equation
  936. Orange moon
  937. Why is it difficult to measure the perihelion advance of the planet Venus? Help!
  938. Venus Perihelion
  939. Need Help
  940. Physics of Dark Matter (theory)
  941. Oort Cloud Treat to Interstellar Space Travel
  942. Multiple star planetary system dynamic
  943. why is the moon drifting into space
  944. mini sun?
  945. the orbit of the earth
  946. orbital distance
  947. Exoplanet Dynamics
  948. Hawking Radiation – Empty space virtual antiparticle-particle pairs
  949. Have any of you heard about
  950. convert between Equatorial and ecliptic elements
  951. new theory
  952. Dark Energy Dark Matter
  953. zero stars next to the Sun?
  954. Blackbody radiation
  955. Stellar Wobbles
  956. initial condition of the restricted problem of three bodies
  957. Our moon does not turn ??
  958. Help with an orbit sim
  959. Trojans
  960. Angle of the Sun?
  961. is it possible?
  962. Effects of a Closed Universe
  963. Difference between flare, CME and SPEs
  964. Astrophysics -What actually is this?
  965. Hubble Orbit
  966. G formula?
  967. Multi Star Solar Systems
  968. "...anomalous distribution of..."
  969. Mass-Luminosity Relationship
  970. New images!!!
  971. artificial atmosphere
  972. Change in Triple-Alpha Process?
  973. Black holes effect Reality?
  974. old idea?
  975. character of shock wave
  976. A starkiller, theoretically possible? (Star Trek: Generations)
  977. Terrestrial, asteroidal and gaseous
  978. Star bifurcation
  979. Documentry Series: SPACE
  980. how does a pulsar die?
  981. n-body simulation test with sun, earth and moon
  982. Ring Nebula
  983. Interstellar medium: Theory and models.
  984. Solar Eclipse local circumstances
  985. planet swapping
  986. H- and HII ions
  987. Creating a black hole.
  988. Roche limits with a hint of internal bonds.
  989. Codes for Stellar Astrophyiscs
  990. Binary Planets
  991. Rotation
  992. how to estimate star's mass without gravitation constant?
  993. Minimum mass of a black hole
  994. A question in Kepler's second and third laws.
  995. Does the gravity constant change?
  996. When is a star born?
  997. The cosmologic constant problem
  998. Nebula
  999. Why can you see white through H-alpha filter?
  1000. If Sun = 98% H & He, why continuous spectrum?
  1001. Gravity Waves?
  1002. Travelling to the moon.
  1003. Black Hole Blast...
  1004. A star's orbit
  1005. Maximum Radial Velocity
  1006. Orbital Motion Help
  1007. What is the significance of the Cauchy horizon?
  1008. 3 Questions about our universe???
  1009. Graph of G Potential vs. Radius
  1010. Satellite orbit
  1011. Mass of Jupiter using as Many moons as Possible
  1012. stellar atmosphere
  1013. A rock, the earth, an ellipse and the joys of angular momentum
  1014. GRB's
  1015. who rotates around whom?
  1016. Will the asteroids eventually (re)form a 10th planet?
  1017. Mutual solar-extrasolar orbital foci
  1018. elliptical orbits
  1019. Galactic Halo's
  1020. Calculating E or M from a State Vector
  1021. Mu
  1022. how does velocity affects the shape of orbit
  1023. Gravitational effect of sun on earth
  1024. Let's try another way...
  1025. Stellar life expectancy
  1026. Theoretical Extinguishing of the Sun with water!
  1027. Converting a State Vector
  1028. crescent moon
  1029. Relate the two pictures
  1030. What shall we call this class of star?
  1031. We always see the same side of the moon
  1032. How to calculate the time taken for the sun to cool down?
  1033. Spin of Mercury
  1034. something for everyone
  1035. Need Help on twin-planet problem!
  1036. orbiting the earth
  1037. Kepler's Laws
  1038. Perception of color in space...
  1039. neutron stars and colour force...
  1040. why does Bode's law work?
  1041. Moons of Moons
  1042. The Sun's X-file Under The Spotlight
  1043. Green stars?
  1044. Why singularities and not exclusion?
  1045. Escape Velocity Formula
  1046. Good Orbital Mechanics book?
  1047. Quantum Gravity Forum at PF
  1048. The Orion Trapezium
  1049. neutron stars and colour force
  1050. Your "weight" on a "Space Elevator"?
  1051. Why do stars emit electromagnetic waves?
  1052. Star formation and distribution in spiral galaxies
  1053. star question
  1054. Weightlessness in the Center of The Earth?
  1055. Entropy of a star
  1056. The Denouement of Blue Supergiants
  1057. QG plasma and gamma ray bursters
  1058. Clustering Galaxies
  1059. Particle-DarkMatter...
  1060. Seismic Stars...
  1061. geostationary satellites
  1062. Neutral Neutronium...
  1063. solar features
  1064. Sean A Hayward-Energy and entropy conservation for dynamical black holes
  1065. Calculating viewing times of satellite from groundstation
  1066. Three body problem
  1067. Dark Matter
  1068. x-rays from center of galaxy
  1069. Planets
  1070. orbits around sun
  1071. n-star vs. BH supernova
  1072. n-star vs. BH
  1073. B-field of n-star
  1074. Why do neutron stars have magnetic fields
  1075. Orbit Determination for Dummies! Another hillbilly tutorial.
  1076. Why Orbits and Rotation?
  1077. "What caused the planets to aggregate as they did?
  1078. What is a Singularity?
  1079. About 'Hawking Radiation'
  1080. The Cause Of Spin.
  1081. gravity and angular momentum
  1082. Black hole paradox solved?
  1083. Oppenheimer-Volkov degeneracy...
  1084. Laplace-Runge Lenz vector
  1085. Black holes and the Chandrasekhar limit
  1086. hyperbolic interplanetary transfer
  1087. Pondering Question
  1088. Killer App!
  1089. can you help me?
  1090. Black Hole Radiation
  1091. Planetary nebula...
  1092. What happens to stars smaller than ours?
  1093. Glittering Galaxy...
  1094. Space as a vacuum and earth's atmosphere
  1095. red shift dilemna
  1096. Accretion disk model: Hydrodynamical or collisional N-Body?
  1097. venus transit question
  1098. Transit of Venus mathematics please.
  1099. Question regarding 'center'
  1100. Supernova ignition.
  1101. Detailed Mass-Luminosity Relation for Main Sequence Stars
  1102. evaluate my brand new program! :) satelite motion around earth!
  1103. Transfer orbits for dummies! A hillbilly tutorial.
  1104. A "new" Martian calendar?
  1105. Question--can a neutron star shed mass?
  1106. density of black holes?
  1107. Entering the Sphere of Influence
  1108. Asteroids and Space Rocks
  1109. Prodigy Planet...
  1110. black holes
  1111. oddity
  1112. Just curiosity star collision
  1113. Gigantic Galaxy...
  1114. How the calculated total velocity derived ?
  1115. "Alive" or already "dead"
  1116. Help! Distance between Mu Leporis & Nihal?
  1117. Sunrise from west
  1118. How to measure the Distance from Earth to Sun?
  1119. Some other curious questions about stars...
  1120. Substances on the stars
  1121. Spaceships a'turnin round and round -- in space
  1122. what mass is lost after a hypernovae?
  1123. what is the calculated mass of a post supernovae star
  1124. Geosynchronous station keeping
  1125. Analogous Hawking Radiation from Astrophysical Black Hole Accretion
  1126. Blackhole Symmetry
  1127. Solar Modelling
  1128. A question about the sun and blackbody
  1129. Textbook on Numerical Celestial Mechanics
  1130. Distance between orbits
  1131. Classification of Stella Spectra
  1132. Mass increase of black holes
  1133. Conjunction of Venus and Sun...a rare event
  1134. sedna
  1135. Angular momentum in close binaries
  1136. [SOLVED] Two black holes and the event horizon..
  1137. A simple Chart
  1138. Orbit Simulator
  1139. gravitational field of globular clusters...?
  1140. Good astrophysics schools in california
  1141. silly question about gravity
  1142. Is information lost in a black hole?
  1143. How is the density of a white dwarf star calculated?
  1144. Any questions?
  1145. Stellar Modelling
  1146. EM field of black hole
  1147. Angular momentum at an angle!
  1148. beginners...
  1149. Is The Speed Of Light "Slowing Down"?
  1150. Escaping from the solar system
  1151. Astrophysics as an career
  1152. Hollowed out world
  1153. Neuron Stellar Cores...
  1154. Big Bang Blast!
  1155. Pull of the Galactic Center
  1156. variable star
  1157. Star Collision
  1158. variable stars
  1159. Stellar Structure and Evolution
  1160. equasions (help!!)
  1161. astrophysics
  1162. Looking for a good book
  1163. Black Hole Blast...
  1164. heart of glass
  1165. Formulas ^_^
  1166. Orbiting
  1167. Difference between a Gravity Well and a Black Hole
  1168. Schw. black hole ringing frequencies
  1169. Help with Black Hole theory
  1170. Space-Time Whirlpools...
  1171. Double Star characteristic frequencies of light
  1172. What the spectrum of radiation of stellar objects depends of?
  1173. Physics of space travel
  1174. super clusters
  1175. Matter Exceeding the Speed of Light
  1176. Gravity acting as a repulsive forces at long distances
  1177. Distance to star, much little
  1178. What is a planet's order called?
  1179. What if the sun was blue?
  1180. Binary Planets
  1181. Newton-Hooke Equasion...
  1182. Cosmic Ray Observatory...
  1183. The Coronal Heating Myth Resolved
  1184. Significance of equal Sun and Moon apparent sizes?
  1185. Active Galactic Nuclei?
  1186. Hawking Radiation...
  1187. Neutrino Flux...
  1188. Blackholes and time
  1189. neutron stars new discovery
  1190. Astrophysics as a Career?
  1191. determining stable orbits for other stars
  1192. Deep Space Exploration?
  1193. determining orbits from R.A., Dec, & time
  1194. zero gravity
  1195. Hawking Radiation 2 (different question)
  1196. The density of Mass relative to a critical mass
  1197. Understanding Hawking radiation
  1198. Collisions of large bodies starting at stationary positions
  1199. Ptolemy was not so wrong...?
  1200. Other planetary systems
  1201. Geosynchronous Orbit
  1202. Kepler's Third Law
  1203. Good read for basic background info
  1204. question about light and blackholes
  1205. Lunar Eclipse
  1206. Gravitation slingshot
  1207. Planet cores precession
  1208. Can you measure a star's diameter directly?
  1209. GRB Question
  1210. Alan Guth's Inflationary Theory
  1211. [SOLVED] The Roche Limit
  1212. The expanding universe
  1213. GRB-and the internet?
  1214. Planetary rings
  1215. General Questions about Stars
  1216. Cosmic Reality Check: wired.com
  1217. Type 1a Supernova
  1218. Pink black holes
  1219. An Introduction to Black Hole Thermodynamics
  1220. why orbits eliptical?
  1221. question
  1222. gravitational radiation
  1223. gamma rays origin
  1224. Gravitational differential
  1225. the phantom planets
  1226. energy
  1227. Dark Matter as primordial Black Holes in extended Halos
  1228. [SOLVED] round and round she goes
  1229. static universe
  1230. Precession-Time Paradox
  1231. new way to find expantion?
  1232. Virial Theorem
  1233. Worm Holes!
  1234. Hubble chases exploding stars: re dark energy
  1235. Issac Asimov moon planet theory
  1236. ORSA Software
  1237. Gamma rays may have devastated life on Earth: Newscientist.com
  1238. Conceptual Question in Gibbs Orbit Determination
  1239. Gravity: Strength in Weakness: CSM
  1240. Did Primordial Black Holes evaporate?
  1241. [SOLVED] Motion sickness
  1242. hypothetical question
  1243. "Wobble" of Planetary Core
  1244. Mass and space
  1245. recommendation
  1246. Solar Flares on Steroids: NASA