cool space

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Across
  1. 4. you cant stand on it'
  2. 5. it is also a chocolates bar name
  3. 7. the smallest gas giant in our solar system
  4. 9. the smallest moon
  5. 11. space is completely
  6. 13. the biggest moon
  7. 14. the coldest planet in our solar system
Down
  1. 1. pluto is one of them
  2. 2. the third planet from the sun
  3. 3. a massive gas giant
  4. 6. how many miilion earths can fit in the sun
  5. 8. the hottest planet
  6. 9. we dont have any real pictures of it
  7. 10. this planet is shrinking
  8. 12. the least dense planet in the solar system