In your own words (imagine trying to explain this to your family
members), explain the life stages of a low mass star (use the Sun
as an example)? Now explain the life stages of a high mass star.
How are massive stars (mass > 8 solar masses) like onions? Why
are cepheid variable stars important to astronomers? How did
Cepheids variables help Edwin Hubble discover the universe was
larger than we thought? Google the term Ring Nebula. What is the...