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• What if we discover a threatening alien civilization that lives 1,500 light years away?

  Asked by filmfann | 39 responses

• Can the universe function without quantum mechanics?

  Asked by PhiNotPi | 15 responses

• Would it be more effective to terraform other planets or to modify our own physiology?

  Asked by Hobbes | 19 responses

• How accurate are the NASA predictions about a major solar storm hitting the Earth in the year 2013?

  Asked by mattbrowne | 30 responses

• Units of Measurements in Space and on Celestial bodies?

  Asked by interalex | 29 responses

• What does DS9 orbit?

  Asked by wildpotato | 6 responses

• So. If humanity finds a planet that's perfect for us,whose is it? (Details )

  Asked by MrGrimm888 | 17 responses

• What period in Earth's history is/was most beautiful to visit?

  Asked by Ltryptophan | 15 responses

• Has the time come to begin sending Earth-life capsules out into the galaxy?

  Asked by Ltryptophan from iPhone | 17 responses

• How badly do you want to go to space?

  Asked by El_Cadejo | 39 responses

• How much time did the Kessel Run take Han Solo?

  Asked by everephebe | 11 responses

• How do you dry large items?

  Asked by Hawaii_Jake | 28 responses

• Looking out through a window of the International Space Station, will I see stars?

  Asked by rebbel | 7 responses

• Is there even such a thing as "the outside"?

  Asked by ragingloli | 25 responses

• Does Time Exist?

  Asked by interalex | 34 responses

• How are we supposed to live without you?

  Asked by nutallergy | 16 responses

• If aliens want a teaspoon of our ocean water do they ethically need to ask for it?

  Asked by Ltryptophan from iPhone | 41 responses

• If you’re William Shatner, will you go to space?

  Asked by mazingerz88 from iPhone | 14 responses

• What is the strangest, true, news story that you have come across recently?

  Asked by Blondesjon | 26 responses

• Can space junk be mined for metals and minerals?

  Asked by talljasperman | 9 responses

• Why is the moon's orbit elliptical shaped?

  Asked by GloPro from iPhone | 11 responses

• How closely do you think a planetary environment would have to resemble that of our Earth in order for life to exist there?

  Asked by ETpro | 25 responses

• What's your best guess of the probability that intelligent aliens are currently visiting Earth?

  Asked by ETpro | 36 responses

• If an extraterrestrial visited Earth, and made contact with you, what proof would you need to believe they were genuinely not from this planet?

  Asked by Hypocrisy_Central | 20 responses

• Does this film sound familiar to anyone?

  Asked by HarpLilly from iPhone | 2 responses

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