The solar system

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Across
  1. 3. Fifth planet of the solar system
  2. 6. The Earth's only natural satellite
  3. 7. Group of stars, planets, gas, and dust
  4. 8. Celestial body that orbits around a planet
  5. 11. The coldest planet in the solar system
  6. 12. Path of a celestial body around the Sun
Down
  1. 1. Name of the galaxy that our solar system is part of
  2. 2. The most distant planet from the Sun
  3. 4. Movement of a planet rotating on its own axis
  4. 5. Also called the red planet
  5. 9. The planets that are not rocky are...
  6. 10. Most important star in the solar system