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• For English speakers...Did they change the pronunciation of the name of the planet Uranus? Did they do it to avoid awkwardness during astronomy lectures?

  Asked by josie | 8 responses

• Sand vs stars (& how is this quantifiable)?

  Asked by everephebe | 10 responses

• Have you read about Jacob Barnett? Will you be quoting him soon? Is he the new Einstein?

  Asked by SpatzieLover | 10 responses

• When you look into the night sky, how do you tell the difference between a star and a satellite?

  Asked by jca | 10 responses

• What do you think Dark Matter really is-?

  Asked by mazingerz88 | 22 responses

• Can you see the constellation, Hydra, in the Mediterranean, in November?

  Asked by twothecat | 1 response

• Help finding story: Two satellites orbit sun to monitor activity?

  Asked by DarlingRhadamanthus | 3 responses

• If a planet migrates into a new orbit, what exactly happens to its satellites?

  Asked by Qingu | 11 responses

• Will you double check my math?

  Asked by Dutchess_III | 12 responses

• What's your sign?

  Asked by Cruiser | 72 responses

• What do you think or how does it make you feel when you gaze at the stars?

  Asked by Arbornaut | 25 responses

• How likely is it that Earth is the only planet in the Universe that supports life?

  Asked by Hobbes | 32 responses

• How did the early scientists figure out all of these scientific facts (gravity, planetary motion, etc.) without the technology we have today, and how can we trust them?

  Asked by troubleinharlem | 31 responses

• Did anyone see the lunar eclipse last night?

  Asked by WestRiverrat | 27 responses

• Who will be simultaneously watching the total lunar eclipse (1:33 AM EST) and celebrating the winter solstice (6:38 PM EST) on Tuesday?

  Asked by gailcalled | 18 responses

• So, Mercury is in retrograde. What does that mean exactly?

  Asked by St.George | 8 responses

• Question about the 'sirius' star?

  Asked by ah020387 | 8 responses

• Why do we always see one side of the moon?

  Asked by intro24 from iPhone | 22 responses

• Is there a way to find the exact times of the seasons and moonphases for about 6000 years ago?

  Asked by Theseus | 6 responses

• How old is the planet Earth?

  Asked by DerangedSpaceMonkey | 28 responses

• What is the size of the Universe?

  Asked by flutherother | 39 responses

• How far does the moon travel in a year?

  Asked by GeorgeGee | 16 responses

• How old are the carbon atoms in our bodies?

  Asked by mattbrowne | 12 responses

• How do you react to this newly discovered "goldilocks zone" planet?

  Asked by Hobosnake | 31 responses

• Have you seen the Hubble Ultra Deep Field in 3D?

  Asked by Hawaii_Jake | 5 responses

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