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• How do you make difference between life and non-life?

  Asked by Christian95 | 3 responses

• Is there really an up/down, left/right, north/south in space?

  Asked by SundayKittens | 17 responses

• Which would be of more interest to you: to have a complete understanding of Mars or the ocean floor?

  Asked by Ansible1 | 18 responses

• How can gravitation force not have a speed?

  Asked by windex | 15 responses

• Do you think us humans are just an experiment by another being from a far away planet?

  Asked by erichw1504 | 43 responses

• Why does the hole in Jupiter persist?

  Asked by socker | 1 response

• What was it i saw last night, early this morning ?

  Asked by sandystrachan | 6 responses

• Where can I find more information on the orbits of planets and moons?

  Asked by Michael | 4 responses

• Was that Jupiter-- low in the eastern night sky on Friday and Saturday?

  Asked by breedmitch | 11 responses

• Are we dependent on the other orbiting planets in our solar system?

  Asked by prude | 17 responses

• Humility versus hubris - Does science have the potential to answer any question?

  Asked by mattbrowne | 16 responses

• I plan to buy a new telescope which one should it be?

  Asked by sandystrachan | 8 responses

• What is the best telescope to buy under $700 that has all the capabilities of a powerful, super expensive one?

  Asked by Jaybee | 11 responses

• Is the moon a star?

  Asked by ddbryant | 56 responses

• Best website for learning astronomy?

  Asked by advilicious | 7 responses

• Remember the configuration of Venus, Jupiter and the moon?

  Asked by gailcalled | 7 responses

• Who, besides me, saw the sliver moon, Venus (reddish)and Jupiter between 6:00 & 7:00PM EST?

  Asked by gailcalled | 21 responses

• Does everyone know to watch the night sky tonight? (Is Gail slipping?)

  Asked by syz | 13 responses

• What planets are aligned tonight?

  Asked by amandala | 15 responses

• Do you believe in intelligent life elsewhere in the universe? And if so, do you believe we'll ever contact/meet them?

  Asked by eatmunky | 18 responses

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

  Asked by Hobbes | 19 responses

• If there are ten intelligent civilizations in the universe, how would Earth rank?

  Asked by girlofscience | 32 responses

• do you believe in aliens?

  Asked by issinoho from iPhone | 20 responses

• What are the rings of the planet Saturn composed of?

  Asked by Iceman from iPhone | 2 responses

• Will Mars really appear as big as the moon in August?

  Asked by bulbatron9 from iPhone | 5 responses

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