Explore the fascinating process of protostar formation in this 23-minute astronomy lecture. Delve into the intricate details of nebulae and the interstellar medium, examining various types including emission, reflection, and dark nebulae. Learn about the mysterious Bok globules and their role in star formation. Discover the evolutionary stages of protostars, from their initial formation to the development of protostellar disks and jets. Gain insights into the mechanisms behind protostellar jet formation and their significance in stellar evolution. This lecture provides a comprehensive overview of the early stages of stellar life, offering a deeper understanding of the cosmic processes that shape our universe.