Crossword- Planets!

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Across
  1. 3. former 9th planet
  2. 4. The one lying on it's side
  3. 6. Is the biggest one
  4. 8. Is the little planet
Down
  1. 1. This one has a ring of ice, dust and rock.
  2. 2. Is same size of earth but spins the opposite way
  3. 5. Smallest of the gas giants
  4. 7. Is the beautiful planet
  5. 8. Is a red planet