Crossword: Galaxies

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Across
  1. 4. We have to use computers to simulate a galaxy _______
  2. 7. A type of galaxy that contains young blue stars
  3. 9. a type of galaxy with very bright cores
  4. 11. _______- latitude
  5. 12. the apparent difference in position of an object
  6. 13. A type of galaxy that contains old red stars
  7. 14. a type of spiral galaxy that has a noticed bar in the center
Down
  1. 1. a type of galaxy that has no symmetry
  2. 2. the study of the universe
  3. 3. right _______ - longitude
  4. 5. The _______-year is the distance that light travels in one year
  5. 6. _______ variable stars are used to measure stars that have a distance of over 2,00 light years
  6. 7. most galaxies have a _______ black holes in their centers
  7. 8. Edwin _______ measured the expansion of the universe
  8. 10. _______ a group of billion of stars