Celestial mechanics
Branch of astronomy / From Wikipedia, the free encyclopedia
For the journal, see Celestial Mechanics and Dynamical Astronomy. For the treatise by Pierre-Simon Laplace, see Traité de mécanique céleste.
Celestial mechanics is the branch of astronomy that deals with the motions of objects in outer space. Historically, celestial mechanics applies principles of physics (classical mechanics) to astronomical objects, such as stars and planets, to produce ephemeris data.
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