The space Crossword

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Across
  1. 4. where you can find comets
  2. 5. rotate around planets and sometimes asteroids
  3. 6. in our cosmic neighborhood
  4. 7. where asteroids can be found
  5. 8. a fireball
Down
  1. 1. frozen remains, made of rock or ice
  2. 2. orbits in between Mars and Jupiter
  3. 3. center of our solar system
  4. 5. broken pieces of comets