Planets

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Across
  1. 2. where we live
  2. 5. where we are trying to go
  3. 6. the blue planet
  4. 9. has all the rings
  5. 10. planet closest to the sun
Down
  1. 1. our sister planet
  2. 3. what we are studying
  3. 4. largest planet
  4. 7. between Saturn and Neptune
  5. 8. used to be a planet