Astronomy and Astrophysics Forum

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Join in expert discussion on the topics of Astronomy and astrophysics. This may include discussion on celestial objects, space, and the physical universe as a whole. Mainstream science only.
Stargazing Velocity of shadow of solar eclipse
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Ask an Astronomer: Mars and the Moon on August 27
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Is cosmic back ground radiation able to somehow not dissapate?
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How to determine the total energy in the universe
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Are There Really Green Stars in Our Universe?
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Stargazing Star gazing with light pollution
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Where to Find Journal Papers on Dark Matter?
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Alien Contact & the Drake Equation: Agree or Disagree?
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How Do Particles Transition Between Cells in Physics?
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  • Poll Poll
[Poll] Which scientific breakthrough will come first?
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And i saw a big red glowing ball.
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Basic Question about Star Formation
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Is the Galactic Coriolis Effect Debunked or Proven?
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Photometric data from SDSS fits files
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I hope this helps answer your question!
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Non-baryonic Dark Matter: Is There Electromagnetic-Only Matter?
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How Long is the Moon's Heliocentric Path and Its Mean Speed?
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Wayward Stars: Has Ejection Ever Been Observed?
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What Are the Lunar Frequencies and Radiations Impacting Earth?
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Balmer Discontinuity: Place & Wavelengths
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Interesting thought about black holes
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Why Did Mars Die? - Unveiling Its Geological Mystery
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Is There an Infinite Number of Galaxies in an Infinite Universe?
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Angular Momentum: Keeping Planets on their Orbit
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What is the fabric of space made of
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Could Quantum Mechanics Explain the Mysteries of Dark Matter?
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Stargazing Mars' orbital telescope and ice rock
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Has the Gravitational Constant Been Measured on the Moon?
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Can a Sundial Measure Ecliptic Longitude Accurately?
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Gravitation on Planets: Effects on Life
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Useful Background Reading on Black Holes
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What is the impact of the Sun's magnetic field flip on Earth and its satellites?
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Earth's axis of spin w.r.t. galactic rotation axis
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Eddy currents due t into the core of the Earth
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Why Do Some Months Have 30 or 31 Days While February Has 28?
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What is Dark Matter Made Of?
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What is the process for deriving a galaxy's (i.e. Milky Way) wavelength?
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How to Create Space-Time World Line Diagrams?
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CCoronal Mass Ejection Aug 2, 2010: Implications for Earthbound Folks?
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Could a Solar Flare destroy life on our planet?
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Velocities of earth's atmosphere, exosphere etc
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Where is the zodiac located in the universe?
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Big Bang: Unravelling the Temperature Mystery
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Stargazing Can We Map Matter Beyond the Visible Universe Using the EPR Sky?
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Stargazing My Telescope Adventure: Meade LXD75 SN10
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Stargazing How big of a difference have you noticed with cooling your telescope mirror?
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Light Speed and Voyager Space Probes: A Reflection
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Playing with Coordinate Systems (Spherical Geometry)
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Do stars actually exist beyond our solar system?
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Need help understanding Collapsed Configurations of stellar Mass
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Accretion Disk Density & Fusion: What You Need to Know
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Can an Artificial Satellite Move Opposite in a Geostationary Orbit?
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Planetary Positions according to JPL Data
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Seeing the milky way in it's past
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How is information conserved in a black hole?
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So I was just watching a naked science episode on discovery about
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Could a Subsurface Launched Water Vehicle Create a Tidal Wave?
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Angular Momentum & Artificial Gravity in a Spinning Space Station
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Precession of the Sun's rotation axis
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Planet Formation: Unsolved Questions in Solar System Origin
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Determining the radius of a star
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Rotating planets and magnetic fields
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Why do domains expand in a way that makes each point equivalent?
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Big bang, schmig bang: everything's just shrinking
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Send Radio Signals to Other Stars: Accounting for Arrival
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What are the forces on an object in near-Earth orbit?
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Speed of light in intergalactic space
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Would a human be able to see a nebula if they were close enough?
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Tracking Unstable Elliptical Orbits for College-Educated Scientists
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Doubt about the polar equation of a Kepler orbit
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The Mystery: The Causes of Gravity Explained
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Best month for observing (North East USA)
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Is there a Path for Galaxies Moving Away?
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Pressurization in an enclosed space
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Relative Stargazing: Adjusting Time Distortion for True Representation
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Where Does Gravitational Potential Energy Originate?
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Black Hole Plus Charge: Unsolved Mystery
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Is an Expanding Universe Hidden Beyond Black Holes?
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Is the Galactic Alignment Real or a Myth?
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Where can I find the actual velocity and position of earth at a specific time?
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How Do You Describe the Motion of Two Bodies Relative to Their Center of Mass?
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Dwarf Stars: Detecting Low-Mass Stars in the Universe
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Why We Have Heavy Elements on Earth
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Why Do Planets Maintain Distance Despite Gravitational Attraction?
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Why is the universe shaped like a pebble?
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Is it possible to use a black hole as a mirror to the past ?
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Unraveling the Mystery of Light From Stars
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My black hole white whole dark matter/energy reversed time theory.
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How much dark matter is in the Sun, and does it have any
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Can We Model Universes with Different Physical Constants?
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Why Can't Objects Exceed the Speed of Light in Space?
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Exploring Orbital Velocity: Significance and Applications
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Accelerated expansion and lightcurves
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What is the Origin of the Repelling Force Between Dark Energy and Matter?
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Does the uncertainty principle mean that black hole has to become a big bang?
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Black Hole Annihilation & Photon Interaction
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Euler rotations in galactic plane to change to equatorial
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Core Drop: A Simulation for Sealing Oil/Gas Conduits and Beyond
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Stars from outside the atmosphere
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Solar Flare Danger: Worst Damages & Preparing for X Class
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