Planets and Celestial Bodies

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Across
  1. 1. known as the red planet
  2. 3. has a funny name
  3. 5. known as the sister planet
  4. 7. center of the solar system
  5. 8. light up the night sky, make constellations
  6. 10. used to be a planet
  7. 11. famous god of the see
Down
  1. 1. causes the tides on our planet
  2. 2. closest planet to the sun
  3. 4. holds all of outer space
  4. 6. only planet with life on earth (as we know)
  5. 8. has largest rings in the solar system
  6. 9. biggest planet in the solar system