Earth — This article is about the planet. For other uses, see Earth (disambiguation). Earth … Wikipedia
barycenter — noun a) The center of a mass; often specifically, the point at which the gravitational forces exerted by two objects are equal the Earth Moon barycenter b) The centroid, the geometric center of a plane figure … Wiktionary
New moon — For other uses, see New moon (disambiguation). The new moon phase In astronomical terminology, the new moon is the lunar phase that occurs when the Moon, in its monthly orbital motion around Earth, lies between Earth and the Sun, and is therefore … Wikipedia
Charon (moon) — Not to be confused with the smaller outer solar system centaur 2060 Chiron. Charon Charon s Pluto facing hemisphere (determined from brightness variations during Pluto–Charon occultations), rendered by Celestia. Based on mapping work done by Marc … Wikipedia
IAU definition of planet — This article is about the formal definition established in 2006. For prior usage, see Definition of planet. The definition of planet set in 2006 by the International Astronomical Union (IAU) states that, in the Solar System, a planet is a… … Wikipedia
Secular variations of the planetary orbits — The Secular Variations of the Planetary Orbits (French: Variations Séculaires des Orbites Planétaires, abbreviated as VSOP) is a semi analytic theory describing the long term changes (secular variation) in the orbits of the planets Mercury to… … Wikipedia
EMB — may refer to:In organizations: *Education and Manpower Bureau a government agency in Hong Kong (also to its predecessor the Education and Manpower Branch ) *Election management body, a type of authority charged with administering an electoral… … Wikipedia
DE400 — (and DE403, DE405, DE406 etc.) are designations for the more recent members of a series of astronomical ephemerides produced by numerical integration at the Jet Propulsion Laboratory. ( JPL DE stands for Jet Propulsion Laboratory Development… … Wikipedia
EMB — Embedded (Governmental » Military) * Electronic Body Music (Community » Music) * Education Manpower Bureau (Governmental » State & Local) * Energy Multiplied Bandpass (Academic & Science » Electronics) * Earth Moon Barycenter (Academic & Science… … Abbreviations dictionary
Double planet — Binary planet redirects here. For double planet system (a star orbited by two planets), see Planetary system. Our Earth–Moon system – sometimes informally referred to as a double planet[1] In astronomy, double planet … Wikipedia
