| 释义 |
Kepler Johannes Related to Kepler Johannes: Isaac Newton, Claudius PtolemyKep·ler K0038600 (kĕp′lər), Johannes 1571-1630. German astronomer and mathematician whose three laws describing the elliptical orbits of celestial bodies provided a basis for Isaac Newton's theory of gravitation.Kep·ler (kĕp′lər), Johannes 1571-1630. German astronomer and mathematician who was the first to accurately describe the elliptical orbits of Earth and the planets around the sun. He also demonstrated that planets move fastest when they are closest to the sun and that a planet's distance from the sun can be calculated if its period of revolution is known. |