from The American Heritage® Dictionary of the English Language, 4th Edition
- n. The science of the motion of celestial bodies under the influence of gravitational forces.
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- n. The dynamics of celestial bodies subject to mutual gravitational attraction.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. the branch of astronomy concerned with the application of Newton's laws of motion to the motions of heavenly bodies
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From 1857 until six months before his death Puiseux was the successor of Cauchy in the chair of celestial mechanics at the
In the line of celestial mechanics his glory was made by the discovery (announced in 1773) of the invariability of the planetary mean motions and the consequent stability of the solar system.