STARS

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Across
  1. 4. When the universe was condensed to a single infinitely small point
  2. 5. When you chart Luminosity and Temperature
  3. 8. Exploding massive stars!
  4. 9. This force pulls IN to balance a Main Sequence Star
  5. 10. The brightness of a star
  6. 12. Two atoms being slammed together and merging
  7. 13. Both the scientist noticed Red Shift, and a big telescope
  8. 14. How you can tell the temperature of a star
  9. 15. A unique pattern put off by burning stars
  10. 16. Dark high gravity leftover of a super massive star.
  11. 18. That sound or light waves change based on movement
  12. 19. How like changes if the source is moving away from you
Down
  1. 1. The universe started and everything is moving away from the center
  2. 2. Using instruments to observe celestial bodies
  3. 3. To study to astrophysical properties of the universe
  4. 6. A starts lifecycle depends on this
  5. 7. Longest part of a star's life
  6. 11. Cloud of dust in space
  7. 17. How an object moves during a Blue Shift