Rotating Question Curious About Astronomy? Ask an Astronomer

Previously answered questions by Cathy Jordan

(in order of times viewed)

  1. Why do the planets orbit the sun?
  2. What do astronauts eat in space? Can they grow food?
  3. What is the significance of the Tropic of Cancer, Tropic of Capricorn, Arctic Circle and Antarctic Circle?
  4. Will the magnetic field of the Earth reverse its direction in the future? Will this cause problems?
  5. What is the difference between a "star" and a "sun"?
  6. Does the Sun orbit the Earth as well as the Earth orbiting the Sun?
  7. What makes the wind?
  8. Why do the size and brightness of the full moon change?
  9. How much longer will the Earth last?
  10. Can terrestrial planets have rings?
  11. What is the pattern to the distances between each planet and the sun?
  12. Is Andromeda part of the Milky Way? Where can I find them in the sky?
  13. Can we colonize other planets?
  14. What is happening just around the black hole in the center of the Milky Way?
  15. What are the atmospheres of Mars and Pluto like?
  16. How do scientists slow light down?
  17. Is it worthwhile to continue the search for extraterrestrial life?
  18. When did people discover that the Sun is a star?
  19. Why are there active volcanos on Io?
  20. Are there any new craters on the moon?
  21. Will astronauts ever be able to go ice-skating on Europa?
  22. What kinds of cancer research have been done in space?
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Last modified: November 19, 2007 11:28:35 AM

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