Astronomy

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Across
  1. 4. Jupiter, Saturn, Uranus, and Neptune.
  2. 5. a large rock that orbits the sun but is not a planet
  3. 8. the distance light goes in a year
  4. 11. Mercury, Venus, Earth, and Mars
  5. 12. dark spots on the sun
  6. 13. the earth passing through debris in space
  7. 14. a massive object orbiting a star
  8. 15. our galaxy
  9. 16. all things that are gravitationally pulled in by the sun
  10. 17. the explosion of a star
Down
  1. 1. a massive ball of gas that planets orbit
  2. 2. a large piece of burning rock going through earths atmosphere
  3. 3. measures the amount of light reaching Earth
  4. 4. a large system that is composed of gasses, dust, suns,and planets
  5. 5. the distance form earth to the sun, equal to 149,598,000 km
  6. 6. a meteor that has gone through earths atmosphere
  7. 7. a ball of ice and dust that flies through outer space
  8. 8. the collective amount of light put out by a star
  9. 9. the force of gravity between two objects is reliant on the size and distance of the objects
  10. 10. a star and its planets