Blackholes

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Across
  1. 9. scientific term of thinning an object
  2. 10. pulsars are made out of
  3. 12. you cant _ black holes
  4. 13. remains of a supergiant star
  5. 14. a region where gravity compresses on it itself
  6. 17. rotates around a star releasing different waves
Down
  1. 1. this compresses to form stars
  2. 2. pulsars can release these to disrupt earth
  3. 3. supernovas release this ray
  4. 4. supernovas release heavy _ like iron
  5. 5. death of a star
  6. 6. pulsars travel fast or slow
  7. 7. not even this can escape a black hole
  8. 8. pulsars got their names from
  9. 11. humongous star
  10. 15. pulsars are formed from supernova
  11. 16. there is a black hole in the center of