Solar System

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Across
  1. 2. A natural object that orbits a planet.
  2. 6. The second planet from the Sun.
  3. 8. The star at the center of the Solar System.
  4. 9. An icy object that forms a bright tail near the Sun.
  5. 11. An event when one space object blocks the light of another.
  6. 13. A vehicle used to travel into space.
  7. 18. A person trained to travel in space.
  8. 19. The force that pulls objects toward each other.
  9. 20. The fourth planet from the Sun, called the Red Planet.
Down
  1. 1. A small round object that orbits the Sun but is not a full planet.
  2. 3. The eighth planet from the Sun.
  3. 4. The largest planet in the Solar System.
  4. 5. A small rocky object that orbits the Sun.
  5. 7. A huge group of stars, planets, and other space objects.
  6. 10. The closest planet to the Sun.
  7. 12. A large object that orbits a star.
  8. 14. The path an object follows around another object.
  9. 15. The third planet from the Sun and our home.
  10. 16. A large bowl-shaped hole on a planet or moon.
  11. 17. The planet best known for its rings.