Planets

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Across
  1. 3. Farthest planet from the sun
  2. 4. Suspected to support life once
  3. 7. Always tilted on its axis
  4. 8. Largest planet
Down
  1. 1. Closest planet
  2. 2. Hottest planet
  3. 5. Has the most visible rings
  4. 6. Only inhabitable planet