Sophia's crossword maker

12345678910111213141516171819
Across
  1. 1. stream of charged particles
  2. 5. squeezing atoms together
  3. 8. loop of gas
  4. 10. hottest layer of atmosphere
  5. 11. has a spiral
  6. 12. apparent shift
  7. 14. the raisins spread apart as the bread rises
  8. 16. looks like eggs
  9. 18. start of expansion
  10. 19. fusion of H and He
Down
  1. 2. collapsed core of high mass star
  2. 3. warm rises cool sinks
  3. 4. has a line through it
  4. 6. bright center of a distant galaxy
  5. 7. tells us galaxies are moving away
  6. 9. cloud of gas and dust
  7. 13. cooler areas on surface
  8. 15. collapsed Neutron star no light escapes
  9. 17. 6 trillion miles