Planets

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Across
  1. 2. The "bulls-eye planet"
  2. 4. The "big blue planet"
  3. 6. The "red planet"
  4. 7. The "ringed planet"
  5. 8. "Gaia"
Down
  1. 1. the "gas giant"
  2. 3. The "morning star"
  3. 5. "Tombaugh Regio"
  4. 6. The "swift planet"