Solar system

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Across
  1. 4. the coldest planet in our solar system
  2. 8. nickname the red planet
  3. 9. dwarf planet
  4. 10. the smallest planet
  5. 11. floats around earth
  6. 12. four times wider than earth
Down
  1. 1. spins slowly in the opposite direction of most planets
  2. 2. something that shines
  3. 3. only planet with life
  4. 5. belt full of rocks
  5. 6. the most distant planet that can be seen with the naked eye Man's best friend
  6. 7. largest planet in our solar system