Space Crossword

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Across
  1. 4. the shift of an absorption bands
  2. 5. a big, red star that will collapse
  3. 7. change in frequency in a wave
  4. 10. galaxies that aren't spiral or elliptical
  5. 12. matter matter we can't see but know it's there
  6. 13. group of many many stars together
  7. 16. most stars
  8. 18. star two stars orbiting another
  9. 19. light can't escape
  10. 20. stars that are grouped close together
  11. 22. small galaxy
  12. 24. two atoms become one atom
  13. 25. group of stars
  14. 26. stars barely held together by gravity
  15. 27. egg shaped galaxy
  16. 28. hot gas in the sky
  17. 29. biggest group of stars
Down
  1. 1. leftover material from a supernova star
  2. 2. all the galaxies, stars, and gas and dust
  3. 3. dwarf a collapsed red giant star that is very hot
  4. 6. thousands of stars held together by gravity
  5. 8. method to locate stars near Earth
  6. 9. 71% of the energy in the universe
  7. 11. part of serial galaxies
  8. 14. study of the universe
  9. 15. sprial shaped galaxy
  10. 17. when a star explodes
  11. 21. our galaxy
  12. 23. most widely accepted cosmology explained how the universe is formed