Solar System crossword

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Across
  1. 1. Hottest planet
  2. 3. Declared it was not a planet
  3. 5. The closest planet to the Sun
  4. 8. 3rd planet from the Sun
  5. 9. Coldest planet
  6. 10. Natural Satellite
Down
  1. 2. Famous for its rings
  2. 4. Biggest planet in the Solar System
  3. 6. Farthest planet from the Sun
  4. 7. The "red planet"