tidal distortion

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• Tidal locking — A separate article treats the phenomenon of tidal resonance in oceanography. : See the article tidal acceleration for a more quantitative description of the Earth Moon system. Tidal locking occurs when the gravitational gradient makes one side of …   Wikipedia

• Tidal force — The tidal force is a secondary effect of the force of gravity and is responsible for the tides. It arises because the gravitational acceleration experienced by a large body is not constant across its diameter. One side of the body has greater… …   Wikipedia

• celestial mechanics — the branch of astronomy that deals with the application of the laws of dynamics and Newton s law of gravitation to the motions of heavenly bodies. [1815 25] * * * Branch of astronomy that deals with the mathematical theory of the motions of… …   Universalium

• Natural satellite — Moons redirects here. For other uses, see Moons (disambiguation). Two moons: Saturn s moon Dione occults Enceladus A natural satellite or moon is a celestial body that orbits a planet or smaller body, which is called its primary …   Wikipedia

• earth — /errth/, n. 1. (often cap.) the planet third in order from the sun, having an equatorial diameter of 7926 mi. (12,755 km) and a polar diameter of 7900 mi. (12,714 km), a mean distance from the sun of 92.9 million mi. (149.6 million km), and a… …   Universalium

• Roche limit — If the primary is less than half as dense as the satellite, the rigid body Roche Limit is less than the primary s radius, and the two bodies may collide before the Roche limit is reached.How close are the solar system s moons to their Roche… …   Wikipedia

• Galactic tide — A galactic tide is a tidal force subjected on objects by the gravitational field of a galaxy such as the Milky Way. Particular areas of interest concerning galactic tides include galactic collisions, the disruption of dwarf or satellite galaxies …   Wikipedia

• Coastal management — This article is about coastal management aimed to prevent erosion and flooding. For broader management issues, see Integrated coastal zone management. Oosterscheldekering sea wall, the Netherlands. In some jurisdictions the terms sea defense and… …   Wikipedia

• Saturn — /sat euhrn/, n. 1. an ancient Roman god of agriculture, the consort of Ops, believed to have ruled the earth during an age of happiness and virtue, identified with the Greek god Cronus. 2. Astron. the planet sixth in order from the sun, having an …   Universalium

• geomagnetic field — Magnetic field associated with the Earth. It is essentially dipolar (i.e., it has two poles, the northern and southern magnetic poles) on the Earth s surface. Away from the surface, the field becomes distorted. Most geomagnetists explain the… …   Universalium

• Spaghettification — For the computer programming term, see spaghetti code. Tidal forces acting on a spherical body in a gravitational field. The effect originates from a source to the right (or to the left) of the diagram. Longer arrows indicate stronger forces. In… …   Wikipedia