Astronomy

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Across
  1. 3. A theory that theearth was the center of universe
  2. 5. A device used to make distant objects look closer
  3. 6. a person who studies space.
  4. 7. Everything in space as a whole.
  5. 10. Study of space beyond our atmosphere
  6. 11. the path of an object moving around another.
Down
  1. 1. Theory that the sun is the center of solar system
  2. 2. a hole in the surface of a planet caused by rock.
  3. 4. When an object travels around another.
  4. 6. An imaginary line going through a sphere.
  5. 8. A planets spin on its axis.
  6. 9. Force that pulls things.