Our Galaxy and Stars: Stars

The video tutorial explores the brightness and colors of stars, explaining the concept of apparent magnitude and how star colors relate to their temperatures. It discusses the origin of stars from nebulae and the process of nuclear fusion in protostars. The video also covers the varying sizes of stars, from giant stars to white dwarfs and neutron stars.

Describe the process that occurs in a protostar.

What are the different types of stars based on their size?