Star Life Cycle

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Across
  1. 5. Expanded, cooler, dying star core
  2. 6. Expanding gas from dying star
  3. 8. Typical main-sequence hydrogen-fusing star
  4. 9. dense burning hot stellar core
  5. 10. Massive, dying, highly luminous star
  6. 11. Region where light cannot escape
Down
  1. 1. Ultra-dense remnant of collapsed star
  2. 2. Exploding, highly luminous dying star
  3. 3. Early stage of star formation
  4. 4. Giant cloud forming new stars
  5. 7. Heavy star burning fuel fast