Star

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Across
  1. 3. earth sized
  2. 7. lasts for a billion years
  3. 8. a giant cloud of interstellar dust and gas
  4. 9. make 90% of all stars
  5. 10. brings cloud and gas together
Down
  1. 1. eventually freezes
  2. 2. largest star
  3. 4. final stage
  4. 5. has gravity
  5. 6. very bright