- Relativistic Addition
- Contracoup on other planets
- A Mars for a Moon?
- Why Gravity is Not Acceleration
- Speed of Light Moving Relative to What?
- Anti-matter, what is it really?
- Astonomers find enormous hole in the universe?
- The shape of the universe (prolly a dum question)
- Time
- Supernova remains detection question
- Velikovsky and energy requirements.
- Dumb question (asteroid orbits and impacts)
- Chicxulub
- Opothis Opophos watever...?
- Atmospheric sputtering on Callisto et al.
- Why not Terraform Earth?
- Why does FTL not work?
- General Relativity Question
- shuttle launch
- meteors, their speed
- Space Movement Update..
- Black holes/evaporation
- how many incidence are there in which comet dashed to the sun?
- Star system generators
- Could life have origionated on Venus
- Important Numbers
- Moon missions
- 1=2. How does this work?
- Venus Earth CO2 equivalency
- middle school neat ideas NEEDED!!!
- SETI and gravitational lensing events
- The REAL PROOF that 1 = 2
- What is the evidence for dark enegry?
- Meteor impact - how big to mirror Hiroshima or Nagasaki?
- Maxwell's equations and constant c
- time dilation faster or slower?
- Avoiding boredom on a trip to Mars
- question about "infinity" in math
- Why are sun angle and seasons out of sync?
- Size of the observable universe?
- near light speeds and accelerating in different directions
- Tidally Locked Planets?
- The Photon pressure of a beam of UV radiation
- Hubble constant weirdness
- Is Frequency the Atomic Glue holding Atoms together?
- Photon model
- Question about Christmas
- Which Star is that?
- Rogue Solar Systems?
- Is Dark matter a new form of matter?
- How much empty space?
- tidelocked planets: Libration creating day/night cycles?
- I'm looking for a decent book on archeoastronomy
- Tropic of Capricorn
- Possible source of Jupiter's heat and Earth's magnetic pole flipping?
- Minimum delta v to deorbit
- Radioactive NEOs?
- Any news about life on Gliese 581c?
- Astronomy as a science - how do ideas get communicated?
- Sun's evolution
- Astonishing question From Nereid : Computers and Special Relativity
- A moon orbiting a tidally locked planet
- Early Indian thoughts on heliocentrism
- viewing 3D images on the PC screen
- Why use large telescopes rather than ...?
- Electromagnetic Force
- Planetary Migration - Is it still happening in our Solar System
- Have trouble visually interpreting photos of craters, etc - any suggestions to help?
- Peer reviewed article?
- Blue aura around the moon.
- The big rip vs. black holes
- Zero K
- What will become of Jupiters spot?
- Oxygen in the young Earth's atmosphere
- Galaxy movement and Hubble Telescope
- The martian caves
- Estimates of Water On Europa
- Wanted large and accurate galaxy survey data
- Creationism and a "rate of star formation" question
- Bad astrogation in "Race to mars"?
- How Fast to Go From Saturn to Venus in 3 Hours?
- Questions about LHC
- would the earth's revolution reverse?
- Why do astronomers reject 72 km/s redshift quantization /periodicity?
- Carbon Dioxide Scrubbing
- can it orbit in any direction? or not at all?
- Is it Venus?
- What is the Formula for pressure as a function of depth, gravity, temperature...
- Quasar Questions
- Moon Lore
- question about sun
- Answering creationists
- what did I see ?
- The singluarity, infinity, and the beginning of the universe
- View of Earth during lunar eclipse
- Stars = sun
- Mars energy source?
- Is Plasma the 1st State of Matter in a Vacuum?
- What's the closest black hole we know of?
- Axiom vs posulate?
- How that name was fall "antena galaxy"
- Curious sunflare question (video)
- How much SN are we?
- Graininess of LED light--interference?
- What is this Martian Process
- Effect of 2 Moons on Earthlike world?
- Planetary orbits
- Determining crater depth
- Would Pluto and Neptune ever crash?
- Resources for Engine Speeds?
- "Primordial Soup" on Earth - Where's the evidence?
- Greenwich Hour Angle
- Voyager - Would we notice?
- Gliese 581c a "Big Earth"
- what would a gyroscope do in space?
- Global Warming and Astronomy
- light through the Vacuum
- What makes all the planets orbit the Sun in the same direction?
- would it effect its rate of fall?
- Rocketry question: alcohol vs. kerosene
- time of freefall
- Questions about Standing Waves in General Relativity
- There are may be short cuts in respect of the distance between two planetory objects!
- Idea for "science fiction"?
- What I don't quite get about Black Holes vaporziing thru hawking Radiation
- bigbang into what???
- Lightspeed Observation
- sin(x) * cos(x) - x = y
- Desert Planets in sci-fi.
- education, math and celestial mechanics
- Surplus/Deficit of neutrons in a stellar body?
- Effect of the supernova Eta Carinae
- plasma in space
- Preferred direction
- Intersteller probe re-activation?
- Why does Mars have oxygen?
- Tractors
- suppose the moon is a black hole
- how fast are we moving through space.
- Do celestial objects clump by size and distance?
- Planet climates
- Follow the Bouncing Ball
- What would Unified Theory mean?
- What is the real probem (with creationists)?
- Wobbly planets/moons
- What backlights the Eagle Nebulae
- Fun with Static Electricity (or go fly a kite)
- White Dwarf Question
- frequency of annihilation
- If You Could Give Mars an Atmosphere...
- I Zwicky 18 (APOD Oct.17)
- How the Moon was Created?
- Locating objects with binoculars
- What is the significance of adiabaticity
- Orionid meteor shower
- Im a little confused (Mars True Color)
- Can an object in space have many axes of rotation?
- Solar wind strahl
- What is the benefit of Space Exploration?
- autostudy of GBR afterglow
- which type of ink pen can work properly in zero gravity
- Can we see the remains of Apollo lander?
- Lines and lines of sight.
- A query about redshift examples.
- Pressure question
- Pressure question
- Minimum orbital altitude
- I have a question (pulled from "If it turns out BBT is wrong...)
- Microwave and Radio Waves
- Who makes the hand tools?
- Liquid Water and Air Pressure
- CNGS Projet
- (Slowly Spiralling In) This may be a dumb question...
- Alkaid Star/Big Dipper - Brighter than normal? Pulsing?
- A trinary system (G/M+A)
- Jupiters death
- A mechanism for a formation of a extremely dry Gaian planet?
- The smallest, most distant object actually imaged?
- What would be the mass flux through a 25 km wide pipe?
- How do we do it?
- What is this (Gianni's question)?
- Error message
- Unifying the forces
- Quasars appear absolutely stationary?
- Quick question about the sun.
- The universe -- Digital or Analog?
- How much do we know about mirrors, photons, and the mechanics of reflection?
- Is Universe expansion accelerating to prevent information going all the way around?
- Getting to the speed of light.
- I hope this make sense.
- Are gravitational systems scalable?
- Another question about pole shifts
- Question about Neil Armstrong/Apollo
- Maximum return payload for shuttle
- Question on Gravitational Waves
- What would happen if comet 17P/Holmes explodes ?
- Gamma Ray Bursts
- mass of the sun's core.
- Nearest Galactic cluster
- Light speed
- What are the (detailed) mechanisms for cosmic ray production, in SNR?
- Do photons accelerate?
- Beyond Inflatons
- APOD hack?
- Did the moon really appear 14% bigger?
- your thoughts (alternative universes)
- any suggestions (on finding M31)?
- What is the latent heat of metallic hydrogen?
- Archeoastronomy and planetarium programs
- Can someone explain this video?
- Mars' core/Earth's core
- How much, or does the Moon affect Solid Earth?
- Complementarity: Bohr v Einstein
- Black holes in galaxies?
- Comet Holmes Explosion
- Where can I get astronomy posters?
- New Spin on How Stars are Born
- I have a question (Mercury Perihelion)
- Black holes & space
- FTL Communication Channels and Other Issues Resulting from Eraser
- Galileo's experiment and Equivalence Principle
- Could New Horizons see Comet Holmes ?
- Any kind of wormhole/hyperspace/handwavium 'gate' impossible?
- what is nanoflare hypothesis?
- A question about Quantum Field Theory
- which of these will be the best figure of the universe
- Suppose the Bruce Willis asteroid hit the moon?
- A nice stupid question (rolling perfect sphere)
- Sol B?
- Coast 2 Coast
- The Two-slit Experiment With Electrons
- Night sky 500 million years ago
- Theories on why Saturn's moon Mimas is inactive
- So is Neptune's moon Triton tipped over on its side like planet Uranus?
- Is Venus' atmosphere getting replenished?
- If Ganymede has an internal ocean, what's keeping it liquid?
- Size of the Universe
- Source of cold for RTGs
- If Earth were the only planet
- Density/Composition of Martian atmospheric dust?
- The Never Ending Spiral
- Home planetariums
- Is Neptune's moon Triton a captured Kuiper Belt Object?
- Is there an underground water/ammonia ocean on Titan?
- Moon Impactor Theory (The Big Whack)
- Some Questions concerning Gravity...
- Galaxies are the accretion discs of black holes.
- Special Relativity Question
- Parallax question. Two actually...
- Light - reflection