To move along (in) an orbit

См. также в других словарях:

• orbit — 01. Aristotle believed that the heavenly bodies moved only in circular [orbits] at a uniform speed. 02. In 1962, two Soviet spacecraft circled earth in adjacent [orbits], and were in visual and radio contact. 03. Some astronomers believe Pluto s… …   Grammatical examples in English

• 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

• 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 — 1. noun a) A circular or elliptical path of one object around another object. The Moons orbit around the Earth takes nearly one month to complete. b) A sphere of influence; an area of control. In the post WWII era, several eastern European… …   Wiktionary

• Elliptic orbit — A small body in space orbits a large one (like a planet around the sun) along an elliptical path, with the large body being located at one of the ellipse foci …   Wikipedia

• Horseshoe orbit — A horseshoe orbit appears when a viewer on an orbiting body (like Earth) watches the movement of another orbiting body, whose orbit is skinnier (more eccentric), but has about the same period. As a result, the path appears to have the shape of a… …   Wikipedia

• Lunar orbit rendezvous — (LOR) was the method used by the Apollo missions for human spaceflight to the Moon. In an LOR mission a main spacecraft and a smaller lunar module travel together into lunar orbit (orbit around the Moon). The lunar module then independently… …   Wikipedia

• Astrological sign — ‹ The template below (Astrology) is being considered for merging. See templates for discussion to help reach a consensus. › Astrology …   Wikipedia

• Physical Sciences — ▪ 2009 Introduction Scientists discovered a new family of superconducting materials and obtained unique images of individual hydrogen atoms and of a multiple exoplanet system. Europe completed the Large Hadron Collider, and China and India took… …   Universalium

• atom — /at euhm/, n. 1. Physics. a. the smallest component of an element having the chemical properties of the element, consisting of a nucleus containing combinations of neutrons and protons and one or more electrons bound to the nucleus by electrical… …   Universalium

• eclipse — eclipser, n. /i klips /, n., v., eclipsed, eclipsing. n. 1. Astron. a. the obscuration of the light of the moon by the intervention of the earth between it and the sun (lunar eclipse) or the obscuration of the light of the sun by the intervention …   Universalium