Life Cycle of a Star

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Across
  1. 1. occurs in the lives of stars at least 8x's larger than the Sun
  2. 4. big version of a red giant
  3. 5. first stage in a star's life
  4. 6. about 90% of stars are this in this stage of life
  5. 7. none actually exist yet
  6. 9. means 'earliest' in Greek
Down
  1. 2. happens when average sized star starts to run out of fuel
  2. 3. gravity is so strong around these that even light cannot escape
  3. 5. can rotate 100's of times a second
  4. 8. about 97% of Milky Way stars will become this