Solar system

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Across
  1. 2. Green and blue
  2. 4. The belt after Neptune
  3. 5. Rings
  4. 7. Red
  5. 9. Middle of the plannets
  6. 11. Many huge rocks
  7. 12. The coldest planet
  8. 13. Hot as lava
Down
  1. 1. The group of smallest planets
  2. 3. Earth's satellite
  3. 6. The planet which spins on its side
  4. 8. The biggest
  5. 10. The smallest planet