Galaxy

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Across
  1. 2. shape of our galaxy
  2. 5. distance traveled by light in one year
  3. 7. favorite dessert of the stars
  4. 10. star explosion
  5. 11. Our galaxy
  6. 12. earths closest star
  7. 13. the inner planets
Down
  1. 1. the coolest class in the universe
  2. 3. the second nearest star
  3. 4. no tilt?
  4. 6. where earth is located on our galaxy
  5. 8. leftover star dust so dense light cant escape
  6. 9. the large outer planets
  7. 12. when all the matter in universe was together