Stellar astronomy, also known as astrophysics, is the study of stars and other celestial objects in the universe. By observing the light and radiation emitted by these objects, scientists can learn more about their composition, temperature, age, and distance from Earth. This field of study allows us to gain a deeper understanding of the cosmos and our place within it. One of the most fascinating aspects of stellar astronomy is the classification of stars based on their size, color, and luminosity. From massive blue giants to small red dwarfs, each type of star has its own unique characteristics and life cycle. In addition to stars, stellar astronomy also explores other celestial phenomena such as galaxies, supernovae, and black holes. By studying these objects, astronomers can uncover the secrets of the universe and expand our knowledge of the cosmos. Overall, stellar astronomy is a captivating field that continues to push the boundaries of human understanding and inspire awe and wonder in those who gaze up at the night sky.