- escape velocity from solar system
- 脱离太阳系的速度
English-Chinese dictionary of mechanical engineering (英汉机械工程大词典). 2013.
escape velocity from solar system
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Escape velocity — In physics, escape velocity is the speed where the kinetic energy of an object is equal to the magnitude of its gravitational potential energy, as calculated by the equation,:U g = frac{ Gm 1m 2}{r}.It is commonly described as the speed needed to … Wikipedia
solar system — the sun together with all the planets and other bodies that revolve around it. [1695 1705] * * * The Sun, its planets, and the small bodies (see asteroid, Centaur object, comet, Kuiper belt, meteorite, and Oort cloud) interplanetary dust and gas… … Universalium
List of gravitationally rounded objects of the Solar System — Objects in the Solar System By orbit By size By discovery date … Wikipedia
Colonization of the outer Solar System — Space colonization Solar System Inner Mercury Venus Earth Moon Lagrange points Mars Phobos Deimos Asteroids Ceres Outer Jupiter Io … Wikipedia
Formation and evolution of the Solar System — Artist s conception of a protoplanetary disk The formation and evolution of the Solar System is estimated to have begun 4.568 billion years ago with the gravitational collapse of a small part of a giant molecular cloud … Wikipedia
List of artificial objects escaping from the Solar System — Below is a list of artificial objects escaping from our Solar System. all of these objects are space probes launched by NASA, the United States space agency, and do not include those missions that went into orbit around planets.* Pioneer 10… … Wikipedia
Solar sail — Solar sails (also called light sails or photon sails, especially when they use light sources other than the Sun) are a proposed form of spacecraft propulsion using large membrane mirrors. Radiation pressure is about 10 5 Pa at Earth s distance… … Wikipedia
Escape from Jupiter — is an Australian children s science fiction drama which aired from April 10, 1994 to July 3, 1994. Concerning a small group of children on Jupiter s moon Io, the series ran for 12 episodes.When one of Io s volcanoes erupts, the group must flee… … Wikipedia
Solar wind — For other uses, see Solar wind (disambiguation). The solar wind is a stream of charged particles ejected from the upper atmosphere of the Sun. It mostly consists of electrons and protons with energies usually between 1.5 and 10 keV. The stream of … Wikipedia
Atmospheric escape — There are several different processes that can lead to the escape of a planetary atmosphere. In some cases this can be a very important process; for example, both Venus and Mars have probably lost much of their water due to atmospheric escape… … Wikipedia
Nervous system — Nerve redirects here. For other uses, see Nerve (disambiguation). This article is about the nervous system. For parts of the nervous system commonly called nerves, see Peripheral nerve. Nervous system The Human N … Wikipedia
