Solar

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Across
  1. 5. Rotates on its side
  2. 6. Hottest planet
  3. 7. Once a planet but now a dwarf planet
  4. 8. Icy rock that orbits the sun
  5. 10. Planet with well known ring system
  6. 12. Name of our galaxy
  7. 13. Liquid substance found on Earth
  8. 14. Something that revolves around a planet
  9. 16. Coldest planet
  10. 18. Path a planet follows around the sun
  11. 19. Revolves around the Earth
  12. 20. Name for outer four planets
Down
  1. 1. One of the gases that makes up the sun
  2. 2. Planet that sustains life
  3. 3. Where asteroids are found
  4. 4. Largest planet in our solar system
  5. 9. Planet has a lot of rust
  6. 11. Large pieces of rocks in space with irregular shape
  7. 12. Smallest planet
  8. 15. Known as a shooting star
  9. 17. One of Mars' moon