Space Science Crossword

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Across
  1. 1. a rocky body that orbits a planet
  2. 5. system a star and all the planets that orbit it
  3. 6. any object that orbits another object
  4. 9. one of the 4 planets that is made of rocks
Down
  1. 2. one of the 4 planets farther than the asteroid belt
  2. 3. A large collection of gas, dust, galaxies, and stars
  3. 4. another name for the outer planets that are made of gas
  4. 5. a large ball of HOT gasses
  5. 7. the hottest planet in the solar system
  6. 8. a collection of solar systems and stars