Stars and Galaxies

12345678
Across
  1. 2. this type of magnitude is how we see stars from eart
  2. 4. these contain strong gravity to a point not even light can escape
  3. 5. type of galaxy that has blackholes at their center
  4. 7. measures the amount of light star gives off
  5. 8. idea that universe began about 13 billion years ago
Down
  1. 1. end of low mass stars
  2. 3. cloud of gas and dust
  3. 6. instrument used to analyze stars light