Solar system

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Across
  1. 2. the third planet from the sun
  2. 3. the sixth planet from the sun
  3. 6. A space rock
  4. 8. the second planet from the sun
  5. 9. the solar system we live in
  6. 12. 1600s, German mathematician that studied the planets orbit
  7. 13. the outer planets
Down
  1. 1. the eighth planet from the sun
  2. 4. the seventh plane from the sun
  3. 5. the fifth planet from the sun
  4. 7. a layer of rock orbiting the inner planets
  5. 10. a mass that travels through space
  6. 11. the fourth planet from the sun