My Universe: NeAjaha Johnson

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Across
  1. 2. appears as a dark ribbon
  2. 5. astronomical applications
  3. 7. radiation consisting of
  4. 8. two corresponding points
  5. 12. 300,000km per sec
  6. 14. Made up of stars
  7. 16. gives energy
  8. 17. a spiral galaxy but not the milkyway
  9. 19. space contains
  10. 20. bright center
  11. 22. Huge galaxy such as the Milky-Way
Down
  1. 1. light can't excape
  2. 3. A plot
  3. 4. between radio waves
  4. 6. compare sizes
  5. 9. large cloud
  6. 10. doesn't fit into any category
  7. 11. colors
  8. 13. A hot star
  9. 15. death that causes a explosion
  10. 18. group of stars that rotate
  11. 21. proportions