Space Quiz

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Across
  1. 2. the biggest planet
  2. 4. this equals 1 "year"
  3. 5. another way to say orbit
  4. 9. the windiest planet
  5. 10. the solar system revolves around this
  6. 12. this separates the inner planets from the outer planets
  7. 15. the smallest planet
  8. 16. the red planet, named after the Roman god of war
Down
  1. 1. has rings made of ice and dust
  2. 3. what each planet does that equals 1 "day"
  3. 6. the hottest planet, closest in size to earth
  4. 7. a dwarf planet, the biggest object in the Kuiper belt
  5. 8. the biggest asteroid in the asteroid belt
  6. 11. rotates on it's side
  7. 13. the planet we live on
  8. 14. Saturn's moon that has liquid on it