Do you need some SPACE?

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Across
  1. 3. an event when where the shadow of a celestial body falls on another body
  2. 5. create of the heliocentric theory
  3. 6. the darker part of a shadow
  4. 9. the lit part of the moon that we can see getting bigger
  5. 11. the belief that the sun is in the center of the solar sytem
  6. 13. the lighter part of a shadow
  7. 14. a small body of ice, rock, and cosmic dust that orbits the sun
  8. 15. the lit part of the moon that we can see getting smaller
Down
  1. 1. the belief that the Earth is in the center of the solar system
  2. 2. the distance that light travels in a year
  3. 4. when the Earth comes in between the Moon and Sun and when Earth's shadow falls on the Moon
  4. 7. the theory that explains the birth of the universe
  5. 8. when the moon comes in between the Earth and Sun and when the shadow of the Moon falls on Earth
  6. 10. a small rocky body that orbits the sun and usually is found in a belt located between Mars and Jupiter
  7. 12. a region of the sky that contains a recognizable star pattern and is used to know where stars are located in the sky