- Ganymede visibility from earth
- Poles moving: effect?
- Universe expansion
- Orbit of Pluto's moons Nix and Hydra
- What science can you do with a backyard telescope?
- Magnetic field of Jupiter
- Earth's surface gravity on North Pole
- The speed of light - 299,792,458 m/sec - why that number.
- Sun Rises two days early in Greenland.
- Stability of a binary/double planet system
- magnetic reconnections and x-point configuration
- Spacetime curvature
- Question regarding gravity across very large distances
- Kepler 10b and other hot planets
- Space, singularity and math
- graviton ?
- propagation of gravity
- Can anyone help with an astronomy problem I'm having?
- Question about sundials...
- Life on the North Pole
- Cosmology "standard candle" not so standard after all?
- Black-holes and infinite gravity
- Supernovas - where does all that energy come from?
- Dark Energy
- Astronomy by the way of trigonometry is blowing my mind
- How does time work
- Milky Way as it would appear from Andromeda
- Is there a point where solar wind is strong enough to feel?
- Pluto as a Comet
- Gravitational Effects of the Moon/Planets on People on Earth
- **Neophyte who just read Pale Blue Dot Alert** (where do I go from here?)
- Orbit of Phobos
- Andromeda group galaxies
- Why is Andromeda moving towards the Milky Way?
- Racing the Sun
- Real-Time Neutrino Flux Website?
- Uncertainty principle & photon hitting electron.
- in the standard model what is the relationship of the graviton to the Higgs ?
- So Virtual Particles dont exist?
- Does current Science technology measure the orbit of planets accurately?
- The Tachyon
- Whats the difference between a Black Hole and a White Hole?
- How often does close-by star systems encounter run-away stars?
- When does a black hole start capturing light, and what happened to the Gravity?
- 2012
- Asteroid induced Nuclear Winter
- [Speed of gravity]
- Space mirrors orbiting the Moon to improve observations?
- Inflation and the horizon problem
- what is Comet Elenin?
- Betelgeuse supernova
- Learning about gravity
- Super Hot Super Jupiters
- What subjects will I need to study a Astronomy Degree?
- Time frame shifting
- Sun and Crab conjunction
- Globular clusters?
- Occultations
- Why do stars seem to change color?
- What is Quantum decoherence in layterms?
- Experiment: Communications faster than C
- Lagoon Nebula
- question about space as kind of fuel..
- Is it possible that the stars are our creators?
- Is universe finite or infinite?
- truth vs non truth
- Frozen stars
- Detecting blackholes
- Sunrise at altitude
- Expansion and light
- I'm sure you've all seen this many times but...
- Orbit Gravity Simulator Assistance Required
- SDSS and homogeneity measures
- Analyzing Starlight Question(s)
- Solar Flare Disrupting Communications on the Moon?
- Which satellite of a planet is most visible on Earth?
- 2:1 Moon-Earth Resonance Orbit Stationkeeping
- Elevator questions.
- redshift calculation
- Retrograde motion please help
- Diffuse Interstellar Bands - many (most?) due to Rydberg Matter?
- Do neutron stars cool?
- So things fast approaching have a red tint and things fast leaving have a blue tint?
- The Storm on Saturn.. whos looking?
- How do you measure the temperature of solar core? (and other sun layers)
- planetary migration outwards... how?
- New guy here with questions [expansion]
- [does space expand or are things just moving?]
- Hydrogen and the formation of stars
- Why has no one postulated that Mercury may be a former moon of Venus?
- Total hours of film footage shot on the lunar surface?
- Are there any time warp movies of the Sun's surface?
- Intensity of the Sun, solid angle
- Curious observer [expansion; speed & centre]
- Oceanic Impactor Question.
- Point Particles.
- Seeking recommendation for Astronomy books to study.
- observation of movement in interstellar space
- How Is Polarization of Gamma Rays Measured?
- Gravity and electromagnetism
- Many Questions about a, "Smooth-Earth".
- How does LHC prove there isn't higgs particle?
- CNN says Tyche/Planet X has been found (Link inside)? Is this real or another hoax?
- How to survive a lunar night
- Dark Matter
- Effect of Gravity on Universal Expansion
- Decaying In Space.
- Conditions on a "Hot-Mars"
- Oort Cloud question....
- To see Alpha Centauri's disc
- Solar-Wind and Atmospheres
- Eclipse magnitude
- Oort Cloud telescope for visual observing. Impossible?
- Jupiter too low in the sky?
- Black Hole Question
- Would Mars actually be more Earthlike if it were FURTHER from the Sun?
- At what latitudes can the Aurora be observed?
- Could Earth Somehow survive the Red-giant Phase of the sun?
- Axis Wobbling
- Do current models for the shapes of galaxies take time into account?
- universe acceleration
- Homework question on Cepheids
- Spreadsheet formula for comparing magnitudes
- Constancy of the gravitational constant
- Gamma Ray Bursts
- Better analogies than warpage of space
- Can anyone dumb-down e8 theory for me?
- Not sure I understand Time Dilation in SR with 2 Observers.
- One of anything..
- Event horizons and observers
- Telescope angular resolution
- Earth relative to Venus
- Earth's spin and Sun
- The nature of dark matter
- Any images of stars suitable for what I want to do?
- A Milky Way question
- detecting dark matter
- BLACK-HOLES , any new info ?
- Visibility of brighter nebulae
- [Calculating Pulsar Orbital Periods]
- Deeper realities analogous to a multiverse
- [LHC results]
- An Orbit And Increasing Mass Question.
- Question about spin
- Moon without Sun
- The Existence of time (who believe in parallel universe)
- Worldbuilding question; oblate Earth
- Properties of dark matter
- Question about gravitational lensing
- A Moon 150,000 miles away
- Ancient Nuclear Event on Mars?
- Mass, speed and a black hole.
- Gravity in an Expanding Universe
- Tropical Year and Seasons
- Geostationary parachuting to Earth from space
- Heliopause
- Please help identifying UFO
- Separation speed of cosmic objects
- Earliest observed classical nova?
- G-Force and slow clocks
- Why does light travel at the speed it does?
- [if I were in moving frame and saw light from a point in the rest frame]
- KOI-730
- Super Moon?
- Multiple transit questions
- Galactic plane vs. ecliptic plane
- Dark Matter Stars
- Proton decay and the expansion of the Universe?
- Astronomy hobby
- Request for comments regarding Tropical year
- How do Astrophysicists locate the position of Lagrangian Points?
- 2 Suns? What Is This Really?
- a dwarf planet in the orion area of space?
- theory of solar flares
- What is the name of the Sun before it novaed into its current form?
- ngc 1501, a wolf-rayet planetary nebula?
- angular momentum and energy
- acceleration of expansion of space
- Speed of Gravity
- something strange about gravity
- Bizarre Dark energy
- Magnetic Field of Venus & Super-Rotation
- Dublin sky
- Question about Space Junk
- QUESTION [about original CMBR emission wavelength]
- Looking for better resolution VASIMR images
- Magnetic fields of exoplanets
- Another FTL paradox question
- Viewing Earth's Past? (Hypothetical)
- In GR, can objects and light exceed C?
- this might sound stupid but uh...is [there] a planet called Tiki?
- Perigee Moon Saturday
- Reliable page for sun azimuth/elevation?
- Anisotropic Planck length
- Tools for ready, sorting and searching academic papers
- I dont understand the Horizon Problem
- discrete space
- Speed Of Light Increasing?
- Question about our solar system's gravity
- Dead Galaxies?
- SA(rs)bc pec GALAXY TYPE
- Size of Theia
- Earthquakes more common at high tide?
- Earth rotation speedup
- Sulfuric Acid Clouds of Venus
- Uncovering dark matter?
- Precise Distances of Solar System Objects Relative to Earth
- What would it look like from here..?
- Physics of the Sun, calculating Lande g-factor
- Protecting a Europan Colony from Radiation
- Planck Pressure
- Planetary Magnetic Fields & Atmospheres
- What would a speedometer on a spaceship be like?
- Could a Neutron Star accrete enough matter to collapse into a black hole?
- [Do neutron stars lose mass?]
- Novas & Early Solar System?
- Why is the oldest light so far away?
- Is the universe unfolding as it should?
- How can we see so far back in time. Would we not be there as well
- Black hole event horizon and escape velocity
- Our conception of Time?
- I have some questions about blackholes...
- Diameter of full scale Earth globe with detectable tactile features
- Radio communication and Doppler shifts
- Axis and Kerr parametre of Milky Way nucleus
- Spaghettification and volume
- Questions about string theory's extra dimensions.
- Could extremely large dimensions also be unobservable?
- inverse of length
- Betelgeuse?
- Saturn storm
- Total luminosity VS surface luminosity; characteristic radius
- Observation of nebula changes
- Is there salt on asteroids?
- Viewing the big bang
- Gliese 581 b
- Question about type 1A super nova systems
- So....about green stars....
- Blue Hypergiant
- Mars horizon
- 12 year old prodigy? Does anyone know more about his theory? or his questions?
- Why isnt "expanding space"between objects limited by SR?
- What does the tide do during a solar eclipse?
- How reliable are distance and position estimates?
- Is it possible that the dark surface of Iapetus is the result of an object hitting a
- The Fabric of Space Time and Expansion
- Betelgeuese
- big moon
- Does anybody know the focal length of the KEPLER Photometer launched by NASA?
- Question Re: Cores of Uranus and Neptune