Stars

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Across
  1. 4. closest star to the sun
  2. 9. how stars make light and heat
  3. 10. what most stars die as
  4. 12. what makes stars
  5. 13. what happens when a red supergiant dies
  6. 14. big balls of gas
  7. 16. not a planet or star
Down
  1. 1. what stars die as if they don’t become white dwarfs or black holes
  2. 2. biggest known star
  3. 3. a small star
  4. 5. our star
  5. 6. explosion of a star
  6. 7. brightest star
  7. 8. what a star makes after a long time
  8. 10. a hole that sucks all matter and light
  9. 11. the glow in stars
  10. 15. what most stars become during its life