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• Will you get up tonight to see the Perseid Meteor shower?

  Asked by LuckyGuy | 16 responses

• How do we know that distant galaxies are not made up of antimatter?

  Asked by 6rant6 | 9 responses

• Why do you suppose that we find the transit of Venus exciting?

  Asked by thorninmud | 14 responses

• Are you excited about the first image to be taken by JWST?

  Asked by Samantha4One | 11 responses

• Can Earth's moon be seen from the planet Venus?

  Asked by Yellowdog | 10 responses

• Are you going to watch the aurora borealis tonight?

  Asked by keobooks | 19 responses

• What do you think is going on with star KIC 8462852 ?

  Asked by syz | 7 responses

• Cosmos is coming back. Were you a fan? Will you be this time?

  Asked by ETpro | 39 responses

• What do you think Dark Matter really is-?

  Asked by mazingerz88 | 22 responses

• Are any human weapons as destructive as a major asteroid impact?

  Asked by Ltryptophan from iPhone | 12 responses

• 5 planets! And a meteor! Have you seen the sky show?

  Asked by Strauss | 6 responses

• If it's a meteorite on earth, what is it on the moon?

  Asked by 6rant6 | 6 responses

• Would a standard howitzer on the Moon’s surface be able to hit Earth?

  Asked by Ltryptophan from iPhone | 45 responses

• When did fat shaming as we know begin? And how do you figure out your true weight?

  Asked by ScottyMcGeester | 50 responses

• Where is the center of the Universe?

  Asked by clioi | 46 responses

• Do you think The Black Hole is still there?

  Asked by josie | 33 responses

• What is it called when the sun and the moon are out at the same time?

  Asked by flo | 13 responses

• Has anyone had a chance to view The Perseid meteor shower this year?

  Asked by jonsblond | 13 responses

• Can someone explain to me the science behind an asteroid collision?

  Asked by ScottyMcGeester | 8 responses

• Obama kills plans to return to the moon by 2020: thoughts?

  Asked by Mariah | 54 responses

• Is space the final frontier?

  Asked by Ltryptophan from iPhone | 16 responses

• What makes a bright star-like blink in the night sky, a meteor?

  Asked by Zaku | 14 responses

• How do we know that all we see is real?

  Asked by Christian95 | 56 responses

• Can anything escape from a Black Hole?

  Asked by blueiiznh | 9 responses

• Does an "escape velocity" exist in this situation (see details)

  Asked by PhiNotPi | 16 responses

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