Inner and Outer Planets

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Across
  1. 3. a celestial object that orbits another
  2. 7. like earth in some ways
  3. 8. a giant star that heats up earth
  4. 10. the inner part of the solar system
Down
  1. 1. the first planet in the solar system
  2. 2. the outer gases of a planet
  3. 4. moves repeatedly around
  4. 5. the last planet in the solar system
  5. 6. a planet with rings around it
  6. 9. a body in space