galaxies

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Across
  1. 3. galaxies with no defined shape or structure
  2. 5. collection of dust,gas,stars and solar systems
  3. 6. all of space, matter, energy, time,and it contents,including planets, stars, galaxies, and all other forms of matter and energy
  4. 8. galaxies with all different shapes and sizes
  5. 9. a tightly packed group of stars within a larger star formation
  6. 10. their bulge and all their spiral arms are clearly visible
Down
  1. 1. a star with a group of heavenly bodies that revolve around it
  2. 2. the region referred to as the nucleus
  3. 4. the angle at which it is seen from earth
  4. 7. oval and round shaped galaxies with old stars