Kyrent's Puzzle

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Across
  1. 5. has bulge in the middle
  2. 6. people around the world observed pattern s of stars in the night sky called consellations
  3. 7. measure of amount of light a star give off
  4. 8. instrument scientist use to spread light
  5. 10. distance that travels in one year 300,000 km/s
  6. 12. spiraal,elliptical,irregular,quasars
  7. 13. huge group of single stars,starsystem
  8. 14. no regular shapes,bright young stars
  9. 15. members of groups of binary
Down
  1. 1. active young galaxies w/ black holes in the center
  2. 2. color,composition,tempature,brightness,size
  3. 3. range of ware lengths that stars emit
  4. 4. the universe proobably began 13.7 billion years ago
  5. 9. roud or flattened balls,old stars only
  6. 11. measure of amount of light recieced on earth