Stellar Evolution

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Across
  1. 3. Hottest color seen from stars.
  2. 6. Core of huge star collapses then explodes.
  3. 7. Very massive stars that are typically red.
  4. 8. Small as the Earth but extremely hot and old.
  5. 10. Forms when nebula contracts and begins heating.
  6. 11. Coolest color seen from stars.
Down
  1. 1. No energy can escape the gravitational pull.
  2. 2. Large cloud of gas and dust.
  3. 4. Graph of stars relating luminosity and temp.
  4. 5. Our sun will next become one of these.
  5. 6. All stars begin on the main ________.
  6. 9. Process fueling a star at over 15 million degrees C.