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 2149955 times)
  2. What color is each planet? (viewed 950241 times)
  3. At what speed does the earth move around the sun? (viewed 616660 times)
  4. Is the Moon moving away from the Earth? When was this discovered? (viewed 591545 times)
  5. How far is each planet from Earth? (viewed 488736 times)
  6. When will Halley's Comet return? (viewed 441000 times)
  7. How long does it take for the Sun's light to reach us? (viewed 404296 times)
  8. Why do the planets orbit the sun? (viewed 399757 times)
  9. How many stars are there in our Galaxy (Milky Way)? (viewed 395304 times)
  10. What is the universe expanding into? (viewed 381810 times)
  11. How do you measure the distance between Earth and the Sun? (viewed 360361 times)
  12. Why do stars twinkle? (viewed 328701 times)
  13. Which planets have rings? (viewed 327709 times)
  14. Does the Moon rotate? Are there other moons that always keep one face toward their planet? (viewed 309511 times)
  15. Can you hear sounds in space? (viewed 302836 times)
  16. How do I build a model rocket? (viewed 294762 times)
  17. What are the different kinds of astronomers? (viewed 281590 times)
  18. What color is Venus? (viewed 278990 times)
  19. What is a white hole? (viewed 273928 times)
  20. What is that ring (or rainbow) around the moon? (viewed 250223 times)
  21. What is the life cycle of a star? (viewed 249101 times)
  22. What are the names of the earth, moon, sun, and solar system? (viewed 246620 times)
  23. What makes the Earth rotate? (viewed 244341 times)
  24. What are shooting stars? (viewed 237395 times)
  25. Can artificial gravity be created in space? (viewed 224891 times)
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