stars

Edit Answers
12345678910111213
Across
  1. 3. the star left after a planetary nebula dissipates
  2. 6. the process of splitting large atoms, used in atomic bombs
  3. 7. a cloud formed after a medium star’s red giant stage
  4. 8. the stage following an interstellar nebula, shared by all stars
  5. 9. the final stage of a small or medium star’s life cycle
  6. 10. this determines the path of a star’s life cycle
  7. 12. the stage that our sun is in
  8. 13. the first stage of all star’s lives, a large cloud of hydrogen and helium gas
Down
  1. 1. the phase in a medium star’s life that comes after it is a main sequence star, but before a white dwarf
  2. 2. exerts such a strong gravitational force that not even light can escape
  3. 4. the remains of a high mass star
  4. 5. the process of combining small atoms that is occurring in stars
  5. 11. a red supergiant star explodes