Other Members of the Solar System

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Across
  1. 2. Rocky object, in between Jupiter and Mars
  2. 8. Middle of a comet
  3. 9. Frozen material in a comet
  4. 10. Comet seen from Earth every 76 years
  5. 11. Cloud Big cloud far from the Sun
  6. 12. force that pulls objects together
  7. 15. tiny space rock
  8. 16. glowing path behind a comet
  9. 17. old and dirty snowball
Down
  1. 1. circular hole made by a collision
  2. 3. path of particles from the Sun
  3. 4. small particles in space
  4. 5. A place past Neptune that has icy objects
  5. 6. A space rock which hits Earth
  6. 7. the material in asteroids that's solid
  7. 13. A crash with objects in space
  8. 14. The path an object goes around the Sun
  9. 15. a line of light in the sky