The Solar System

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Across
  1. 3. These planets have no hard surface
  2. 6. These bodies are sometimes called shooting stars when they enter the Earth's atmosphere
  3. 8. Large, round bodies in outer space that revolve around a star
  4. 9. The sun and all of the objects that orbit around the sun
  5. 11. Chunks of rock and metal in orbit around the sun
  6. 12. small, frozen mass of dust and gas revolving around the sun
  7. 13. 2/3 of this planet's surface is covered with water
  8. 14. This is how long it takes the Earth to revolve around the Sun
  9. 15. The biggest planet in the Solar System
  10. 18. This planet has the most rings
Down
  1. 1. This planet has a very thin atmosphere which makes it very, very cold
  2. 2. This body orbits around the Earth but it does not rotate
  3. 4. This is the imaginary line that runs and south that the Earth rotates on
  4. 5. These planets have a solid surface made of rock
  5. 7. This is the last of the gas planets and the furthest planet from the sun
  6. 10. This is the smallest planet in our Solar System
  7. 16. This planet is sometimes called the topsy-turvy planet because it spins on its side
  8. 17. This planet has toxic carbon dioxide in it's atmosphere which makes it impossible for humans to survive in