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The Evolution of Stars


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Roll on, ye stars! exult in youthful prime,
Mark with bright curves the printless steps of time. . . .
Flowers of the sky! ye too to age must yield,
Frail as your silken sisters of the field.

Erasmus Darwin


Questions to Explore:
  • Why do stars evolve?
  • What can be learned about stellar evolution by studying H-R diagrams?
  • In what ways are all main sequence stars alike and in what ways are they different?
  • What happens to a star when it finishes the main sequence part of its evolution?
  • Why do some stars pulsate?
  • How do stars make heavy elements?





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