Space Reverse Crossword Puzzle

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Across
  1. 3. comet ________________________________________
  2. 4. asteroid _____________________________________
  3. 6. meteorite ____________________________________
  4. 7. year _________________________________________
  5. 8. astronomy ____________________________________
  6. 10. solstice _____________________________________
  7. 11. equinox ______________________________________
  8. 12. terrestrial __________________________________
  9. 14. moon _________________________________________
  10. 15. axis _________________________________________
  11. 17. phases _______________________________________
Down
  1. 1. satellite ____________________________________
  2. 2. rotation _____________________________________
  3. 5. revolution ___________________________________
  4. 6. meteor _______________________________________
  5. 9. orbit ________________________________________
  6. 13. eclipse ______________________________________
  7. 16. day __________________________________________