Radiation Belt Storm Probes — ou RBSP est une mission spatiale de la NASA faisant partie du programme Living With a Star et composée de deux satellites qui doivent être lancée en 2012. Le programme « Living With a Star » a pour objectif de développer les… … Wikipédia en Français
Radiation Belt Storm Probes — Infobox Spacecraft Name = Radiation Belt Storm Probes Organization = NASA Major Contractors = Applied Physics Laboratory Mission Type = Two Earth orbiters operating within Earth s radiation belts Launch = Currently 2011 Launch Vehicle = EELV… … Wikipedia
Van Allen radiation belt — Van Allen radiation belts The Van Allen radiation belt is a torus of energetic charged particles (plasma) around Earth, which is held in place by Earth s magnetic field. It is believed that most of the particles that form the belts come from… … Wikipedia
Van Allen radiation belt — ☆ Van Allen radiation belt [van al′ən ] n. 〚after James A. Van Allen (1914 ), U.S. physicist〛 1. a broad, doughnut shaped region surrounding the earth and composed of high energy electrons and protons trapped in the earth s magnetic field at… … Universalium
van allen radiation belt — va]ˈnalə̇n , və] noun Usage: usually capitalized V&A Etymology: after James A. Van Allen b1914 American physicist : a belt of intense ionizing radiation that surrounds the earth in the outer atmosphere, has particles carrying energies of from… … Useful english dictionary
Van Allen radiation belt — ☆ Van Allen radiation belt [van al′ən ] n. [after James A. Van Allen (1914 ), U.S. physicist] 1. a broad, doughnut shaped region surrounding the earth and composed of high energy electrons and protons trapped in the earth s magnetic field at… … English World dictionary
Earth Observing System — (EOS) est un programme de l agence spatiale américaine de la NASA qui regroupe un ensemble de satellites chargés de collecter des données sur de longues périodes sur la surface de la Terre, la biosphère, l atmosphère terrestre et les océans de la … Wikipédia en Français
Van Allen radiation belt — noun a) Either of two torus shaped areas of high energy charged particles which partly surround Earth, trapped by its magnetic field. The areas are characterised by intense radiation. When the belts overload , particles strike the upper… … Wiktionary
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
Earth's magnetic field — Computer simulation of the Earth s field in a normal period between reversals.[1] The tubes represent magnetic field lines, blue when the field points towards the center and yellow when away. The rotation axis of the Earth is centered and… … Wikipedia