Rotating Question Curious About Astronomy? Ask an Astronomer

Top twenty-five questions (all questions)

  1. What's going to happen on December 21st 2012? (viewed 2132566 times)
  2. What color is each planet? (viewed 912835 times)
  3. At what speed does the earth move around the sun? (viewed 585515 times)
  4. Is the Moon moving away from the Earth? When was this discovered? (viewed 564655 times)
  5. How far is each planet from Earth? (viewed 469708 times)
  6. When will Halley's Comet return? (viewed 426563 times)
  7. How long does it take for the Sun's light to reach us? (viewed 390935 times)
  8. How many stars are there in our Galaxy (Milky Way)? (viewed 388642 times)
  9. Why do the planets orbit the sun? (viewed 379922 times)
  10. What is the universe expanding into? (viewed 371082 times)
  11. How do you measure the distance between Earth and the Sun? (viewed 342605 times)
  12. Which planets have rings? (viewed 322850 times)
  13. Why do stars twinkle? (viewed 319804 times)
  14. Does the Moon rotate? Are there other moons that always keep one face toward their planet? (viewed 305105 times)
  15. How do I build a model rocket? (viewed 290725 times)
  16. What color is Venus? (viewed 273897 times)
  17. What is a white hole? (viewed 267648 times)
  18. Can you hear sounds in space? (viewed 264020 times)
  19. What is the life cycle of a star? (viewed 246108 times)
  20. What are the names of the earth, moon, sun, and solar system? (viewed 239054 times)
  21. What is that ring (or rainbow) around the moon? (viewed 233166 times)
  22. What makes the Earth rotate? (viewed 233077 times)
  23. What are shooting stars? (viewed 229632 times)
  24. What is the largest star? (viewed 221947 times)
  25. What are the different kinds of astronomers? (viewed 220237 times)
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