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Across
  1. 2. reddust
  2. 5. stink and gas
  3. 8. water and land
  4. 9. blue ice
Down
  1. 1. the star
  2. 2. the closest planet to the sun
  3. 3. the king of rings
  4. 4. the gas planet
  5. 6. the giant star
  6. 7. clouds and gas