What is stellar evolution?
Q: What is stellar evolution?
A: Stellar evolution is the study of how a star changes over time.
Q: Can stars change very much over time?
A: Yes, stars can change very much between when they are first created and when they run out of energy.
Q: How do scientists study the process of stellar evolution?
A: Scientists study stellar evolution by studying many different stars in different stages of their life.
Q: What are the different stages in a star's life?
A: The stages in a star's life are nebula, main-sequence star, red giant and either white dwarf followed by black dwarf, neutron star or black hole.
Q: How long can stars produce light and heat for?
A: Stars can produce light and heat for millions or billions of years.
Q: Are all stars the same at every stage of their life?
A: No, stars are not the same at every stage of their life, they change over time.
Q: Why is studying stellar evolution important?
A: Studying stellar evolution is important because it helps us understand the processes that occur in stars and how they evolve over time, which in turn helps us to better understand the universe.
