science crossword puzzle

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Across
  1. 2. the force that keeps stuff down
  2. 7. the middle of the soloar system
  3. 8. when the sun covers the moon
  4. 11. always faceing the earth
  5. 13. device that takes us to space
  6. 14. jupiters type of planet
  7. 17. something that shows back
  8. 18. space explorer
  9. 19. when you can see all of the moon
  10. 20. exploring space
  11. 21. planets angle
  12. 25. when the planets turn
  13. 27. where the astronauts go in space
  14. 29. when theres a new moon
Down
  1. 1. caused by the moon
  2. 3. when the planets go around the sun
  3. 4. smaller
  4. 5. the darkside of the moon
  5. 6. when the moon covers the sun
  6. 9. big rocks that fall from space
  7. 10. the place with our planets
  8. 11. A space/rocket administration
  9. 12. the outside of the sun
  10. 15. where our planets rotate
  11. 16. small planets
  12. 22. helps us see planets
  13. 23. a person that looks at stars/planets
  14. 24. what the planets do around the sun
  15. 26. increasing
  16. 28. the thing that rotates the earth