Galaxies

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Across
  1. 3. galaxy that is oval shaped
  2. 5. system of millions or billions of stars, gas, and dust
  3. 7. galaxy that is spiral shaped and has a dense center
  4. 8. the planet we live on
  5. 9. located 2/3 of the way in an arm
  6. 10. the galaxy we live in
  7. 11. all of the space and everything in it including stars planets, and galaxies.
Down
  1. 1. the distance light travels in one year
  2. 2. galaxy that is disk shaped and has a dense center
  3. 4. made up of planets, asteroids, and moons that orbits the sun
  4. 6. galaxy with no defined shape