The document summarizes the evolution of stars from their birth as protostars through their death as black holes or neutron stars. It describes protostars, supernovae, white dwarfs, neutron stars, pulsars, and black holes. Key concepts are that nuclear fusion begins in protostars once the core reaches 10 million K, all stars eventually run out of fuel and collapse due to gravity, and the sun will progress from nebula to main sequence star to red giant to planetary nebula to white dwarf and finally black dwarf.