THE COSMOS

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Across
  1. 2. the smallest things that creates everything
  2. 5. Smallest planet in the solar system
  3. 6. The core of a massive star that collapsed
  4. 8. Our biggest neighboring galaxy
  5. 10. Biggest planet in the solar system
  6. 11. The biggest star known to man
  7. 14. A giant cloud after a star's death
  8. 16. Which moon orbits the planet backwards
  9. 17. Total amount of planets in the solar system
  10. 18. Hottest planet in the solar system
Down
  1. 1. What planet has a lot of rust
  2. 3. The outer region of the solar system
  3. 4. Where is the solar system located
  4. 5. name of our galaxy
  5. 7. The most abundant element in the universe
  6. 9. Coldest planet in the solar system
  7. 11. Name one of the gas giant planets
  8. 12. The second biggest moon in the solar system
  9. 13. Once a planet but not a planet
  10. 15. The beginning of the universe