Across
- 2. tells us galaxies are moving away
- 4. cooler areas on surface
- 6. bright center of a distant galaxy
- 8. collapsed core of a high mass star
- 9. loop of gas
- 10. stream of charged particles
- 12. galaxy no shaped galaxy, stars all around
- 13. start of expansion
- 15. 6 trillion miles
- 16. apperant shift
- 17. squeezing atoms together
- 18. hottest layer of atmosphere
Down
- 1. fusion of h2 and He
- 3. warm rises, cool sinks
- 5. collapsed neutron no light escapes
- 7. the raisins spread apart as the bread rises
- 10. spiral shaped galaxy with hot young stars in the arms and old stars in the middle
- 11. oval shaped galaxy
- 14. cloud of gas and dust