Space Rocks

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Across
  1. 1. Belt Between Mars and Jupiter
  2. 5. The center of the comet
  3. 7. An irregularly shaped rock in space
  4. 9. Meteor fallen to earth's Atmosphere
  5. 10. Gas around the nucleus of a comet
Down
  1. 2. Tail The gas tail
  2. 3. Tail The tail that is not gas
  3. 4. A part of a comet or asteroid that has fallen off
  4. 6. An "icy snowball" from the Kuiper Belt or Oort Cloud
  5. 8. Meteoroid burning in earth's atmosphere