The study of the cosmos is known as cosmology. Cosmology is a branch of astronomy that focuses on the origin, evolution, and eventual fate of the universe as a whole. It seeks to understand the larger scale structures and dynamics of the universe, including the nature of dark matter and dark energy, the Big Bang theory, and the formation of galaxies and other celestial bodies. Cosmology combines observations from astronomical sources such as telescopes and satellites with theoretical models and calculations to provide a comprehensive understanding of the universe. It is a multidisciplinary field that draws on physics, mathematics, and philosophy to explore the nature of reality on the largest possible scale. One of the key concepts in cosmology is the Big Bang theory, which posits that the universe began as a singularity and has been expanding ever since. This theory is supported by a wide range of observational evidence, including the cosmic microwave background radiation and the distribution of galaxies in the universe. To learn more about cosmology and the study of the cosmos, you can visit websites such as [NASA's cosmology page](https://www.nasa.gov/audience/forstudents/k-4/stories/nasa-knows/what-is-cosmology-k4.html) or [the American Astronomical Society's cosmology section](https://aas.org/education/cosmology). These resources provide in-depth information on the latest research and discoveries in the field, as well as educational materials for students and enthusiasts. In conclusion, cosmology is a fascinating and complex field that seeks to unravel the mysteries of the universe. By studying the cosmos, scientists are able to gain a deeper understanding of the fundamental forces and structures that govern our existence. Whether you are a student, a researcher, or simply curious about the nature of reality, cosmology offers a wealth of knowledge and insight to explore.

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