SPACE

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Across
  1. 2. planet best known for its rings
  2. 4. Milky Way
  3. 5. Earth's natural satellite
  4. 6. largest planet in our solar system
  5. 8. 60190 days to orbit sun
  6. 11. the path of an object revolving around another object
Down
  1. 1. National Aeronautics and Space Administration
  2. 3. first planet discovered with aid of telescope
  3. 5. smallest of the 8 planets
  4. 7. second planet from the sun
  5. 9. only planet with known lifeforms
  6. 10. the red planet