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.
Undergrad Why do black bodies emit light at all wavelengths when heated?
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Graduate What's the most distant observed star which is not a supernova or quasar?
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High School Relationship between color of stars and their heat intensitiy
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Undergrad Confirming Solar Wind & X-Ray Flux Effects on Earth's Magnetic Field
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Graduate Gravitational waves and quantum physics
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Graduate Is Antimatter Present in Cosmic Rays?
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Undergrad Will Converting Mass to Energy Affect the Universe's Temperature?
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Stargazing Could a very large telescope see a star as a disk?
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High School All the bodies in our solar system alligns in one line?
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Undergrad The Possibility of "Pure" Planets
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Graduate The Interplanetary Magnetic Field
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Undergrad Should the Drake Equation Consider Moons?
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Graduate Nagging question about inflation of universe
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High School The historical quest for the farthest astrononomical object. Can anyone help me?
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Graduate A question about the universe from a non-physicist?
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Undergrad Help calculating planets attributes
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Undergrad What Caused the Change in Earth's Orbit 125,000 Years Ago?
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Undergrad Did Mars belonged in Earth's Orbit at one time?
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Graduate The Fermi Paradox: Are We Alone in the Universe?
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Graduate Calculating strength gravity over light years
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Undergrad Why are there Magnetic Fields on the Sun?
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Graduate Asymptote of expected rotation curve velocities
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Graduate Reversing a Black Hole: Can It Be Done?
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High School Graphs of galaxy rotation curves?
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Graduate Extended structure of dark matter
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Graduate Matter/Anti-Matter: Explaining Space Travel Applications
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Graduate Evidence of Rotating Black Holes?
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High School Is Astrobiology a Legitimate Scientific Field?
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Graduate Black Holes & Stars: Can Stars Rotate BHs Stably?
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Graduate Energy, blackholes and whiteholes
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Graduate Electron degeneracy pressure in QM
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Graduate Is Directed Panspermia the Key to Spreading Life Across the Universe?
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Undergrad How Does the Sun's Motion Appear from Earth's Perspective?
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Undergrad Tracking the Sun's Galactic Orbit: Uncovering the Origins of Our Solar System
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Graduate Hydrostatic Equilibrium in General Relativity
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Graduate Determining Distances to Galaxies
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Did I Fail the Job Interview?
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High School How To measure Moon Orbital Velocity ?
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Graduate When did H2O develop during the last 13.5 b y?
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Undergrad What is the relation between gravity and light?
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Graduate Space-time fabric distortion measuring
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Undergrad Coordinate systems in the solar system?
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Graduate Gravitons and gravity in a asteroid-planet interaction
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High School Sun Expansion: What Would Humans Do?
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Undergrad Force of Gravity in terms of Density
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Undergrad What Happens When You Go Through a Wormhole?
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Graduate Accelerating Universe, Relativistic Mass and Dark Energy
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High School Observing Objects at 45N 90W: Simple Astronomy Question
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Graduate Mass Below Jeans Mass: Implications for Systems
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Undergrad Formulas for Elliptical Orbits X,Y,Z Co-Ordinates
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Graduate Observing Bright Stars: Project Checkup
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Undergrad Where does the missing energy go in redshift?
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High School How Can Beginners Learn About Black Holes and Space?
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Graduate Hi, i have a question about Gravitons
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Undergrad How Do Black Holes Influence the Path of Light?
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Undergrad Could Titan Support Life Like Earth in the Future?
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Undergrad Electromagnetic frequency question
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Remnants of asteriods caught in image?
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Undergrad Betelgeuse Supernova: Did It Happen?
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Stargazing Building Telescope Signting Laser
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High School Does Saturn Have a Hexagon on it?
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Stargazing Amateur telescope eyepiece filters
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Spirit in the Air and Space museum
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Undergrad Uncovering the Mysteries of Black Holes
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High School Perceiving the expansion of the universe in daily life
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Undergrad Can Time Travel Alter Our Perception of Reality?
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Graduate What happens to matter falling into a black hole?
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Graduate Strange Quarks, Quark Stars, & Black Holes
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Stargazing Buy Telescope: Tips for Amateurs
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Undergrad Research Topics for B.Tech Mech Engg @ ISM Dhanbad
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High School Universal Gravitation: Does It Apply to Every Particle in the Universe?
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Undergrad Does the center of the galaxy always appear brighter than the rest?
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Undergrad L1 Lagrangian Point: SOHO & ACE Time + Human Mission Possibility
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High School Does the strength of tides change between new moon and full moon?
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Graduate Understanding the Rayleigh-Jeans Approximation: Where Does the Negative Sign Go?
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Graduate Uncovering the Mysteries of Gravity: The Effects of a Disappearing Sun
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Undergrad Hello Can someone tell me what sources in the Universe produce
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Undergrad How Are Declination and Right Ascension Measured in the Celestial Sphere?
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Graduate Inflation Theory: Could There Be Other Bubble Universes?
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Undergrad Star populations by spectral classes and masses
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Undergrad Star generatations making elements
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Undergrad What Are Some Math-Focused Astrophysics Thesis Ideas?
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High School How did we photograph the universe?
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Undergrad Simplified LaGrange Point Calculation
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Graduate Can We Create Artificial Black Holes? | About Blackholes
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Graduate Is Earth the center of the universe?
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Graduate Dark Matter and Gravity: Misunderstood Connections?
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Graduate Earth-Sun Vector, Ecliptic to Equatorial Coordinates
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Graduate Age of Universe: Impact of Expanding Acceleration?
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Stargazing Uncovering the Truth Behind Solar Eclipse Anomalies
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Graduate Information is a kind of dimension (like space and time)
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Graduate Three-Body Problem Problem ( Astronomers )
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Graduate Measuring dark matter's repulsive force
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Graduate Gravitational lensing angle equation
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Graduate Supernovae Wind Shape Small Galaxies: Governato et al.
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High School What do you mean by 'multi-dimensional'?
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Undergrad Why Is the Search for Extrasolar Planets Crucial for Humanity?
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Graduate General Relativity and galactic rotational speeds
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High School Compare Images of 7x50, 15x70 & 25x100 Binoculars Pointed at Objects in Space
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Stargazing Solar eclipse and radiation levels
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