tilt of an orbit

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• Tilt-A-Whirl — is one of the best known flat rides, designed for commercial use at amusement parks, fairs and carnivals in which it is commonly found [ [http://www.whirlin.com/tiltawhirl.html Rides for Amusement Parks, Carnivals, and Fairs Made in the USA ] ] …   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

• Axial tilt — Obliquity redirects here. For the book, see Obliquity (book). To understand axial tilt, consider this blue solenoid in right hand grip rule as the rotational axis of Earth, the counter clockwise direction of the magnetic field as the orbital… …   Wikipedia

• Earth's orbit — In astronomy, The Earth s Orbit involves the Earth orbiting the Sun at an average distance of about 150 million kilometers every 365.2564 mean solar days (1 sidereal year). From Earth, this gives an apparent movement of the Sun with respect to… …   Wikipedia

• Stars and planetary systems in fiction — The planetary systems of stars other than the Sun and the Solar System are a staple element in much science fiction. Contents 1 Overview 1.1 The brightest stars …   Wikipedia

• Megastructure — Not to be confused with Superstructure. For other uses, see Megastructure (disambiguation). The Great Wall of China is a megastructure. This picture was taken near Beijing in winter. A megastructure is a very large manmade object, though the… …   Wikipedia

• Earth — This article is about the planet. For other uses, see Earth (disambiguation). Earth   …   Wikipedia

• Retrograde motion — This article is about retrograde motions of celestial bodies relative to a gravitationally central object. For the apparent motion as seen from a particular vantage point, see Apparent retrograde motion. Retrograde orbit: the satellite (red)… …   Wikipedia

• Planet — This article is about the astronomical object. For other uses, see Planet (disambiguation) …   Wikipedia

• Milankovitch cycles — Past and future Milankovitch cycles. VSOP allows prediction of past and future orbital parameters with great accuracy. ε is obliquity (axial tilt). e is eccentricity. ϖ is longitude of perihelion. esin(ϖ) is the precession index, which together… …   Wikipedia