Uranus

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Across
  1. 3. Last name of man who discovered Uranus
  2. 5. New model of Uranus's formation
  3. 8. Main gas in the atmosphere of Uranus
  4. 9. Number of rings around Uranus
  5. 10. Number of years one season lasts
Down
  1. 1. Spacecraft that visited Uranus
  2. 2. Gas that causes the blue-green color of Uranus
  3. 4. Original model of Uranus's formation
  4. 6. Planet made of ammonia ices, methane and water
  5. 7. Uranus's largest moon