Galaxy Crossword Puzzle

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Across
  1. 2. a large ball of gas
  2. 5. a typeof galaxy with a smooth surface
  3. 7. Year- the distance of light
  4. 9. an infant star
  5. 12. space and all the energy in it
  6. 13. Sequence- where most stars lay
  7. 14. a collection of stars, dust, and gas
Down
  1. 1. a galaxy that doesn’t have a smooth surface
  2. 3. the actual brightness
  3. 4. a large ball of gas
  4. 6. gigantic explosion
  5. 8. Dwarf- a small leftover star
  6. 10. a galaxy in which the stars and gas clouds
  7. 11. Giant- a massive star