Science Space Vocab

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Across
  1. 3. the theory that shows that the Earth was in the center of the solar system
  2. 5. a machine used to see things in far space
  3. 6. A person who studies space and beyond
  4. 7. everything in space as big and as a whole
  5. 10. The study of space
  6. 11. A object going around another in space
Down
  1. 1. The theory that claims the sun is in the center of the solar system
  2. 2. a hole in a surface caused
  3. 4. How a object circles around another
  4. 6. a imaginary line going through a planet
  5. 8. direction of which a planet spins on its axis
  6. 9. A force that pulls objects to a planet