Astronomy, Astrophysics, Cosmology Forum

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Join in expert discussion on the topics of Astronomy, astrophysics and cosmology. This may include discussion on celestial objects, space, and the physical universe as a whole. Mainstream science only.
Undergrad Exoplanet Hunting & Quantification: Tips & Resources
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High School Do the planets revolve on a 2d plane?
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Are There Any Cosmology Documentaries for Adults?
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Graduate Galaxies in filaments; a different evolution?
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Graduate What Caused the Big Bang and Where Did It All Begin?
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Stargazing Why isn't the magnification of a telescope (-)
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Graduate Has observing the universe sealed its fate?
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Graduate Orbital Speed calculation using conservation of Energy
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Undergrad Is High Speed Space Travel Feasible with the Risk of Space Debris?
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Graduate What Surprising Discoveries Await in the Multiverse?
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Graduate Understanding the acceleration of solar wind particles
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High School Where to Find Information on Algol's Brightness Variation?
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Seeing is different than believing
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High School How to Set Up an Online Observatory?
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Graduate Answer "Can a Human Become a Black Hole? Theoretically Explored
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Graduate Uncovering the Mystery of the First Three Seconds in the Big Bang
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Graduate Antimatter Blackhole: What Would Happen?
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High School What Happens to Earth if Sun Becomes a Black Hole?
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Graduate What Are the Key Controversies in Understanding the Big Bang Theory?
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Graduate Are there an infinite number of copies of the solar system?
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High School What is space, vaccuum, or nonexistence?
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Graduate Cooperstock and Tieu Respond to Criticisms
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Undergrad Sunrise on Uranus: How Often at S. Pole?
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Graduate Can We Detect or Interact with Alternate Universes with Different Physical Laws?
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Graduate My blackhole theory-Why is it Wrong?
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Graduate How Do You Calculate Using the MOND Formula?
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Graduate Solving for Speed of Light Inside a Black Hole
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High School A question about the Satturn rings.
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High School High school sophomore interested in Astrophysics
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Graduate What is the R3 Point in the Earth-Sun Lagrangian System?
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Graduate Hubble parameter in early universe
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Graduate What Evidence is Needed to Confirm Dark Energy's Existence?
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Graduate Looking for a mainstream explanation for gamma gays and nuetron capture signatures.
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Graduate Detecting Black Hole accretion disc
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Graduate Bounce replaces bang: articles in *Nature Physics*
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Graduate Is Super Mario Galaxy Physics Possible in Real Life?
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High School Is the Universe Moving? Acceleration or Stationary?
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Undergrad What is the Astronomical Definition of Eccentricity?
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High School Understanding Orbital Period: Definition, Factors, and Calculation
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Graduate How do black holes form if the Pauli Exclusion Principle seems to prevent it?
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High School What keeps the atmosphere of a planet in place?
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Undergrad Is the Age of the Universe Linked to the Big Bang Event?
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Graduate Is Space-Time Finite or Infinite?
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Graduate God the Computer; The Universe's Code
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High School Is the sky map for Comet Holmes accurate?
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Undergrad What if the Earth could be moved away from the Sun when it becomes a red giant
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Undergrad Age of Universe: T=1/H, Flat Geometry?
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Graduate Spectrum of flux for a synchrontron source
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High School What Are Population I and Population II Stars?
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Graduate Is Gravitational Expansion Consistent with Physical Reality?
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Undergrad Occultation of star by epsilon ring of Uranus
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Undergrad Calculate Satellite Height Above Earth's Surface?
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Undergrad Intelligent Life: Questions & Considerations
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Graduate V-I Color Index and Astronomical Catalog
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High School Ancient calculations and observations
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Graduate Is a Singularity One-Dimensional?
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Graduate Gravitational Expansion & Flat Universe
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Graduate Understanding the Closed Universe: The Expansion and Contraction of Space
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Graduate If observing the universe affects its duration ? (recent Krauss Dent paper)
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Graduate Evidence of Deccelerating Universe Through History
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High School Siberian Impact Crater Found: 1908 Russian Space Blast
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Graduate Estimating relative distances for star clusters
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High School Is There Life on the Moon? The Possibility of Lunar Ice and Its Implications
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Undergrad Neutrinos in Nature: Estimating Numbers
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Undergrad Unraveling the Mystery of the Expanding Universe
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Graduate Does Interstellar Extinction Change the Angular Size of Star Clusters?
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Graduate Galaxy Brightness and Color Correlation: Uncovering the Math Behind
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Graduate What Are the Key Insights from Friedmann Cosmology's Standard Model?
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Graduate WMAP tend to coincide with radio emissions from the Milky Way
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Stargazing Solid angle acceptance of a muon telescope
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Undergrad The MAXIMUM size of the universe
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Graduate Does Gravitational Radiation Exist?
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Graduate Do we know where supermassive black holes come from?
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Graduate IEEE considering electrical model of stars
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Graduate Equation for how much an object curves space-time
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Graduate Do Black Holes Emit Nuclear Particles Like Electrons and Protons?
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High School Son's: Seeing Objects from Earth
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Graduate Critique of Mainstream Cosmology
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Graduate Luminosity-Metallicity Relations in Spiral Galaxies.
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Can someone tell me what this is please?
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Graduate Dark Matter: Canadian Astronomers Suggest It May Not Exist
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Undergrad Difficulty in understanding a Rocket travelling in space.
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Graduate The Big Bang and the Mysteries of the Expanding Universe
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Graduate Manifold and Metric: Answers to Your Questions
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Graduate Is there an unambiguous 'Dark Energy' signal in the relevant astronomical data?
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Graduate Black Holes May Contain Tiny Universe - Nariai Universes
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Undergrad Understanding Black Holes: Comparing Mass Calculation Methods
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Graduate Complete Hill Sphere Derivation: Learn the Equation and its Derivation Process
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Graduate Hill Sphere Formula: Understanding, Mass, Twin Planets, Eccentricity
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High School How can I write a 5 page paper on the origin of the solar system?
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Identifying Objects in the Solar System
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Graduate How big can a body get (size wize) before it collapses onto itslef?
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Graduate Would a black hole create a wormhole in space?
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Graduate Finding AGB Star Phases: Modeling S-Process in a Helium Shell Burning Region
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Graduate What Lies Beyond the Edge of the Universe?
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Graduate What Happened to the Energy from Matter/Anti-Matter Annihilation?
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Is There Real Evidence for the Moon Landing?
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High School Please recommend books for layperson?
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Graduate Is the Evidence for Dark Energy Secure?
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Undergrad Explore the Night Sky with an Online Planetarium at Astronomy-Page.com
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