Solar system crossword

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Across
  1. 3. percent of mass the sun takes up in our solar system
  2. 7. When the Earth orbits around the sun once it is called
  3. 9. Smaller than a planet and rocky
  4. 10. A large gaseous body that is much larger that anything else in the solar system
Down
  1. 1. Chunks of rock or dust smaller than asteroids
  2. 2. The time it takes for a planet to orbit once around the sun
  3. 4. Loose balls of ice and rock
  4. 5. When Earth spins on its axis its called
  5. 6. A celestial body in orbit
  6. 8. The time it takes for a planet to rotate on its axis