solar system

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Across
  1. 6. chunks of rock floating through space
  2. 8. name of the four planets closest to the sun
  3. 11. "dirty snowball"
  4. 12. left over remains from the formation of the solar system
Down
  1. 1. meteor that reaches Earth's surface
  2. 2. celestial body's orbiting the sun
  3. 3. biggest planet in our solar system
  4. 4. meteoroids that burn up upon entering earths atmosphere
  5. 5. smallest planet in the solar system
  6. 7. planet with the most moons in the solar system
  7. 9. name of the four planets farthest
  8. 10. natural satellites