- Do't know alot but I just saw a star move!!
- A Question About Gravity Effects in a Nebula.
- Stealing matter from a black hole
- hypothetical question on gravity and BHs
- Does Halfele-Keating contradict SR?
- Tunguska - 100 Years Ago Today.
- Antigravity existtence demonstration?
- Photon mass
- How do stars "burn" without oxygen?
- Escaping the solar system
- What the heck is a "Rocket Scientist"?
- Opportunity and Victoria crater
- Speed of Theia/Proto-Earth smashup?
- Mars Gravity-Related Health Problem
- Can Anybody Tell The Latest on Dark Matter?
- Can Solar Pressure be "Dark Energy"?
- Gamma ray voltage information
- Energy questions
- White Holes
- Sci Fi?
- Speed
- question about raining on mars
- Gravitational waves detection
- Weird light pattern.
- Yet another gravity question
- Does Our Moon Have A Real Name?
- What is the difference between an asteroid and a minor planet?
- permission to be confused, sir...
- How can you model/visualize an expanding universe?
- Rocketship X-M and Gravity
- Sci-Fi question on determing speed
- Jupiter and SL9
- Earth Tipping Over
- How does blast size scale with energy required?
- How long could a cockroach survive on Mars?
- How small can we go?
- Could a Particle have mass if in a Magnetic field?
- Age of stars and Supernovae
- forbidden lines / neutral hydrogen
- Size and shape of our universe
- Faster than the speed of light?
- In space they can't hear you scream?
- what is pi
- Planck Unit
- Commercial Space Travel
- Surveyor dust measurements
- Is Gravity a force or a Bi-Product?
- Our Understanding of Gravity
- Is gravity subjected to the speed of light?
- Can protons(or nucleons) emit light?
- What if CDM was ruled out by observations?
- Macroscopic effects of Entanglement
- 60 meter diameter asteroid impacts
- Ever curious,PHD
- Maps on redshifts
- New to ameature astronomy please help
- Distances
- Does darkside of the moon ever reciece sunlight?
- Shuttle vs. Constellation
- Current size of universe
- What is Math? Where does it come from?
- Who suggested that Light Speed shoud be an impassible limit?
- Wrap your noggin around this one...
- LHC Safety question.
- Unification of QM & GTR
- Are all hot Jupiters gas giants?
- So we came from a black hole?
- Where are the planets now?
- does radiation require a medium
- Would a Balloon Work on the Moon?
- Milky Way's SMBH
- Is QM more fundamental than SR/GR?
- Question relating to the Analemma
- Astronomy history sun = star
- map for 7° south of equator
- Where does the energy of redshifted photons go?
- A Question On The Economics Of Transmuting Materials
- cancelling magnetic fields with current...
- SF Story Help
- Naming the Belts & other areas
- Moon Landing
- why are photons limited to "light speed"
- Temperature Underground
- define: theory
- Ambient Hydrogen for new star creation
- Thermoelectric exhaust
- So what would happen if string theory were to be proven wrong...
- What if string theory were just wrong?
- Is there a collective name...
- Universe size at the beginning
- Magnetic fields and the aurora
- Star Party Hangover
- Space navigation and collisions
- Dark Matter
- Expansionary universe
- believing in dark matter/energy
- 2nd Law of thermodynamics and the BBT
- Satelite flight path.
- 3kpc arms
- The twin "paradox" and a looped universe
- Absolutely Random Skylab Question
- Curved space.
- Regarding Interference Modulation
- Trying to figure out what I saw...
- Finite or infinite?
- Accretion
- Question about Exoplanet's orbit inside a globular cluster
- FTL versus Instantaneous - splitting hairs?
- Another Solar System ?
- Stars in Other Universes
- UFO's; probably not. Still curious
- Question on James A Maruske
- Liquid hydrogen on Jupiter
- Question about view from a black hole
- Direction of Solar/Lunar Events
- Question on the knowledge of a spherical world
- Is Human Power Really Feasible?
- Bank Shot
- Another Gravity Question--Sorry
- Heat death of the universe & Bose-Einstein condensates: implications?
- Follow on Question for Max B's Another Gravity Question
- Aurora Borealis is the visible component of kilometric radiation, yes or no ?
- Recent Expansion of Space Papers, Implications?
- Question about The Equivalence Principle (I think)
- Question related to changing nature of the observable universe...
- Satellites going 'the wrong way'?
- Electric power generation - are naval nuclear plants the best bang for buck / size?
- Mars Express data
- occultation planet hunting, and Oort
- Example of a closed system?
- at what point is escape velocity a velocity?
- Can you identify this area of the Moon please
- Space, relative to me. NO scientific foundation
- carbon-14 dating question
- Question on Artifical Satellite Anatomy
- What is space made of?
- gravity and orbital dynamics
- one naughty question
- Gravity on the way to the moon
- can matter exist inside the event horizon of a black hole?
- Thought experiment on gravity and EM
- another black hole question:Is hawking radiation infinite for a BH of zero radius?
- What are some good ways to get an edge in college application?
- what are some ways I can get an edge on college application?
- Age of the universe vis entropy
- Black holes and gravity
- is there any difference between a singularity & all the mass in a 2D shell?
- Astronomy Cast Questions
- Question about chaos theory and determinacy?
- Could a photon be emitted into an eternal void?
- Kepler mission
- Why didn't the sun suck in all the heavy elements?
- Could you help me with my Wikipedia page?
- RedshiftS
- seeing nova's
- Sun/year
- Rotation/spin rate VS orbits
- Solar System Barycentre - gravity
- electomagnetic spectrum?
- Hot Jupiters migrations
- Singularity Theory?
- Dimensionless Hubble Parameter
- Supernova Gravity waves vs Real Waves vs Energy vs reality
- Questions on the Feasability of Interstellar Travel
- Object traveling in different directions at once.
- Planck units gravity and the big bang
- Neutron star versus atomic explosion!
- Recession Velocities Greater than C?
- Speed varying with distance
- Was this just a coincidence?
- Schlock Mercenary question
- War in Space
- problems with longitude
- Top Speed as a % of the Speed of Light
- Natural Satellite Formation
- Why does light travel at the speed it does?
- Size of the universe?
- When is the Present?
- Orbital calculations
- acceleration and equivalence principle
- Binaries and Kepler's laws
- Rubber sheets and whirlpools
- the edge of the visual universe
- Definition Please
- Soho C3 13/8/2008
- Earth's shadow cone
- Insanity
- Calculating distance with Cepheid variable stars
- Some questions about light.
- Gravity and Mass
- Question on brown dwarfs, Jupiter and rocks
- Interstellar Travel!!!
- Binary BH Lagrange points, tensor gradients, and Minkowski
- What is the meaning of the Gravitational Constant?
- Mediators for Electromagnet field?
- Implied Directionality of Gravity?
- Illumination at distant places from the Sun
- Universe with two times
- Black Hole Spin Axis
- Lorentz contraction 2
- Is it true 1 fps = 1 mile ?
- Shaking the Earth
- Unfair experiments of quantum fundamental law
- Does NASA have an explicit policy to dumb things down?
- Gravity and the speed of light
- Implications of the Higgs Boson
- Need help with thought exeriment.
- Does Light Travel at all wavelengths simultaneously?
- oort cloud fast fact's ?
- what are email address's for Neil,Buzz& Mike?
- Advice on science fiction idea
- Blackholes
- Centrifugal force on hypersphere-cause expansion?
- Star colors and human visible spectrum
- Gravitational Lensing
- Can EM radiation be emitted into an eternal void: Thread II
- Basic Relativity Question(s)
- gravity vs gravitation
- Question about gravity on a really small scale.
- would you infinitely "stretch" if you fell into a Black Hole?
- Why would mini-black holes get created in the LHC?
- location of planet
- Resource-Full Titan
- What are some great jobs for a person that loves space exploration???
- planetary nebula question
- Anti-Matter
- What's the delta-v required to get to the ISS
- Black hole question
- Microscopic Black hole question
- Triangle of stars moving
- horizon problem with BB theory
- light wave info
- If the bigbang was an evaporating blackhole, what effect would angular momentum have?
- What is the gravitational field of a Photon?
- LHC Suits
- what would a hypersphere that was 100% black hole be like?
- Please help me with this falling moon maths problem
- Not achieving escape velocity
- What is the electric field?
- Moon moving away and tides
- Questions About Water. Compressability, Expansion and Such.
- Particle-wave duality
- Is it possible to escape from black hole?
- Question
- Spin Ubu Spin...Ubu is a black hole :)
- Could quantum entangled chaotic systems detect gravity waves?
- Is Mars gravity enough?
- Venus earth swap
- Conservation of Energy i6n a6n i6nfi6nite U6niverse
- mathematical websites or texts plz