Space Crossword

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Across
  1. 3. the largest planet.
  2. 5. as the Red Planet.
  3. 6. planet in the solar system.
  4. 8. is the name of the 2nd biggest planet in our solar system?
Down
  1. 1. for its rings.
  2. 2. the planet Neptune bigger than Earth?
  3. 4. planet to the sun.
  4. 7. farthest planet from the sun.