![]() ![]() Astronomers have also been able to accurately measure the position of celestial bodies, to help us better understand motion, navigation, and the movement of the planets. Throughout history, discoveries made by astronomers have enabled us to accurately measure time, in order to build calendars and understand the seasons. ![]() Galactic astronomy: The inquiry of the structure and evolution of galaxies.Įxtragalactic astronomy: Exploration of galaxies beyond our own.Īstrobiology: The study of the origin, evolution, and distribution of life in the universe. Stellar astronomy: The study of stars and their evolution. Solar astronomy: The investigation of the sun and other objects in the solar system. Planetary science: The research of planets, moons, and other small bodies in the solar system. Footnote 1 Different subfields of astronomy include but are not limited to:Īstrophysics: Exploration of the physical and chemical processes that take place in stars and galaxies.Ĭosmology: The study of the structure and evolution of the universe. Astronomers use telescopes, satellites, and other tools to observe the universe, analyze data, and develop theories about its structure and evolution. ![]() Astronomy is the study of the universe, including stars, planets, galaxies, and other celestial objects and phenomena. ![]()
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