ASTR 105 Introduction to Astrophysics is an introductory course designed to provide students with a comprehensive understanding of astrophysics, exploring the fundamental principles and phenomena that govern the universe. Through this course, students will delve into the study of celestial bodies, their properties, and the physical processes that shape our cosmos. From the birth of stars to the formation of galaxies, from the mysteries of dark matter and dark energy to the vast expanse of the universe, ASTR 105 will unravel the secrets of astrophysics and foster a deep appreciation for the wonders of the cosmos.