inner and outer planets

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Across
  1. 3. abandoned planet
  2. 4. where we live
  3. 5. solid planets
  4. 6. planets next in line from us
  5. 8. keeps us warm
  6. 9. made of hydrogen helium
Down
  1. 1. liquid or gas planets
  2. 2. has a red spot
  3. 7. has 100+ moons