Stellar Evolution

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Across
  1. 3. Massive star explosion
  2. 7. Stable star stage
  3. 9. Force holding stars together
Down
  1. 1. Star emits energy by
  2. 2. Remains of a massive star
  3. 4. Stars born in these regions
  4. 5. End stage of a small star
  5. 6. Star expands into
  6. 8. Initial Stage of star