From the Earth to the moon and a Trip Around it crossword

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Across
  1. 2. / name of cannon
  2. 8. / the main character
  3. 9. / what they shot out of
  4. 12. / the place where the moon is closest to the earth
  5. 14. / the metal the shot was made of
  6. 15. / author
  7. 17. / secretary of group
  8. 19. / place where Earth and the moon's attraction are equal
  9. 23. / used to help land on the moon
Down
  1. 1. / passenger of the shot
  2. 2. / where they observed for the time of the shot
  3. 3. / used as explosive to shoot the shot
  4. 4. / where the shot landed when it came back
  5. 5. / diamiter of the cannon
  6. 6. / city where they launched
  7. 7. / the thinckness in feet of the shots walls
  8. 10. / state where they launched
  9. 11. / how long the cannon had to be
  10. 13. / the group that helped with the project
  11. 16. / what they also called the moon
  12. 18. / the place they are trying to reach
  13. 20. / earths "second" moon
  14. 21. / the group of people who find the shot
  15. 22. / the location of the moon when they shot