Astronomy Ch.1 Vocab - by Piper Fyffe

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Across
  1. 3. a moving piece of metal that discovers space - Hint: Homer Hickum
  2. 4. the study of the galaxy
  3. 7. a force that pulls everything toward it
  4. 9. a minty brand of gum that relates to outer space
  5. 10. "equal light"
Down
  1. 1. the dark, flat surfaces of the moon
  2. 2. the third book in a popular vampire romance
  3. 5. the spinning of an object of planet
  4. 6. large, round pits
  5. 8. the rising and falling of water