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 2124219 times)
  2. What color is each planet? (viewed 896384 times)
  3. At what speed does the earth move around the sun? (viewed 570972 times)
  4. Is the Moon moving away from the Earth? When was this discovered? (viewed 550625 times)
  5. How far is each planet from Earth? (viewed 463052 times)
  6. When will Halley's Comet return? (viewed 417494 times)
  7. How many stars are there in our Galaxy (Milky Way)? (viewed 385610 times)
  8. How long does it take for the Sun's light to reach us? (viewed 384999 times)
  9. Why do the planets orbit the sun? (viewed 371710 times)
  10. What is the universe expanding into? (viewed 366792 times)
  11. How do you measure the distance between Earth and the Sun? (viewed 334795 times)
  12. Which planets have rings? (viewed 320864 times)
  13. Why do stars twinkle? (viewed 315577 times)
  14. Does the Moon rotate? Are there other moons that always keep one face toward their planet? (viewed 298355 times)
  15. How do I build a model rocket? (viewed 287820 times)
  16. What color is Venus? (viewed 271492 times)
  17. What is a white hole? (viewed 265290 times)
  18. Can you hear sounds in space? (viewed 251922 times)
  19. What is the life cycle of a star? (viewed 244784 times)
  20. What are the names of the earth, moon, sun, and solar system? (viewed 236284 times)
  21. What makes the Earth rotate? (viewed 228495 times)
  22. What is that ring (or rainbow) around the moon? (viewed 227515 times)
  23. What are shooting stars? (viewed 226577 times)
  24. What is the largest star? (viewed 221359 times)
  25. What do astronauts eat in space? Can they grow food? (viewed 207480 times)
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