The term for the study of celestial bodies is "astronomy." This scientific field encompasses the observation and analysis of objects such as stars, planets, comets, galaxies, and the universe as a whole. Astronomers utilize various technologies, including telescopes and satellites, to gather data about these celestial entities, aiming to understand their origins, evolution, and eventual fate. The discipline has a rich history, dating back to ancient civilizations that mapped stars and crafted calendars based on celestial phenomena. Modern astronomy has expanded significantly with advancements in technology, leading to groundbreaking discoveries about the cosmos and our place within it.