- planetary orbit theory
- теория планетных орбит
English-russian astronautics dictionary. - M.: Military Publishing house. Compiled by F. P. Suprun, K. V. Shirokov. 1964.
planetary orbit theory
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Planetary habitability — is the measure of a planet s or a natural satellite s potential to develop and sustain life. As the existence of life beyond Earth is currently uncertain, planetary habitability is largely an extrapolation of conditions on Earth and the… … Wikipedia
Orbit determination — is a branch of astronomy specialised in calculating, and hence predicting, the orbits of objects such as moons, planets, and spacecraft . These orbits could be orbiting the Earth, or other bodies. The determination of the orbit of newly observed… … Wikipedia
Planetary migration — occurs when a planet or other stellar satellite interacts with a disk of gas or planetesimals, resulting in the alteration of the satellite s orbital parameters, especially its semi major axis. The generally accepted theory of planet formation… … Wikipedia
Orbit — This article is about orbits in celestial mechanics, due to gravity. For other uses, see Orbit (disambiguation). A satellite orbiting the Earth has a tangential velocity and an inward acceleration … Wikipedia
Planetary objects proposed in religion, astrology, ufology and pseudoscience — This article is about non scientific hypothetical planetary objects. For scientifically accepted hypothetical planetary objects, see Hypothetical planet (disambiguation). For fictional planets, see Planets in science fiction. There are a number… … Wikipedia
Theory — The word theory has many distinct meanings in different fields of knowledge, depending on their methodologies and the context of discussion.In science a theory is a testable model of the manner of interaction of a set of natural phenomena,… … Wikipedia
Orbit of the Moon — Not to be confused with Lunar orbit in the sense of a selenocentric orbit, that is, an orbit around the Moon The Moon completes its orbit around the Earth in approximately 27.3 days (a sidereal month). The Earth and Moon orbit about their… … Wikipedia
orbit — orbitary, adj. /awr bit/, n. 1. the curved path, usually elliptical, described by a planet, satellite, spaceship, etc., around a celestial body, as the sun. 2. the usual course of one s life or range of one s activities. 3. the sphere of power or … Universalium
Theory of tides — The theory of tides is the application of continuum mechanics to interpret and predict the tidal deformations of planetary and satellite bodies and their atmospheres and oceans, under the gravitational loading of another astronomical body or… … Wikipedia
Planetary system — A planetary system consists of the various non stellar objects orbiting a star such as planets, moons, asteroids, meteoroids, comets, and cosmic dust. [p. 394, The Universal Book of Astronomy, from the Andromeda Galaxy to the Zone of Avoidance ,… … Wikipedia
Planetary aberration — Aberration Ab er*ra tion, n. [L. aberratio: cf. F. aberration. See {Aberrate}.] 1. The act of wandering; deviation, especially from truth or moral rectitude, from the natural state, or from a type. The aberration of youth. Hall. Aberrations from… … The Collaborative International Dictionary of English
