solar system

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Across
  1. 2. a piece of space debris that has entered earth's atmosphere
  2. 5. the farthest planet from the sun
  3. 7. a tiny piece of asteroid that is travelling through space
  4. 9. a giant clump of rocks flying around space
  5. 10. an object in the solar system that is close to the same size as the objects around it
  6. 12. the biggest of Saturn's moons
  7. 14. the only planet with a horizontal axis
  8. 15. an object in space made up of dust, ice, and gas
Down
  1. 1. the belief that the Earth is the center of the solar system
  2. 3. the biggest planet in the solar system
  3. 4. the closest planet to the sun
  4. 6. the belief that the sun is the center of the solar system
  5. 8. the planet with a hexagonal cloud on it
  6. 11. the very center of a black hole
  7. 13. used to be the ninth planet