Near-Earth

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• Near-Earth asteroid — Near Earth asteroids (NEAs) are asteroids whose orbits are close to Earth s orbit. All near Earth asteroids spend part of their orbits between 0.983 and 1.3 astronomical units away from the Sun. Some near Earth asteroids orbits intersect Earth s… …   Wikipedia

• Near-Earth Asteroid Tracking — (NEAT) is a program run by NASA and Jet Propulsion Laboratory to discover near Earth objects. The NEAT project began in December 1995 and ran until April 2007.[1] Contents 1 History 2 See also 3 …   Wikipedia

• Near Earth Asteroid Tracking — (NEAT) is a program run by NASA and Jet Propulsion Laboratory to discover near Earth objects. The NEAT system began observations in December 1995.The original principal investigator was Eleanor F. Helin, with co investigators Steven H. Pravdo and …   Wikipedia

• Near Earth Object Program — est un programme du JPL destiné, comme NEODyS ( Near Earth Objects Dynamic Site ), à détecter et classifier les objets potentiellement dangereux s approchant de la Terre et d assurer une communication plus facile avec le grand public quand de… …   Wikipédia en Français

• Near Earth Asteroid Tracking — (NEAT) était un programme dirigé par la NASA et le Jet Propulsion Laboratory pour découvrir des objets géocroiseurs. Le système NEAT a commencé ses observations en décembre 1995 pour s achever en avril 2007[1]. Le principal chercheur était… …   Wikipédia en Français

• near-earth object — noun A large celestial object, such as an asteroid, whose orbit may possibly bring it into collision with the earth (abbrev NEO) • • • Main Entry: ↑near …   Useful english dictionary

• Near-Earth object — Asteroid 4179 Toutatis is a potentially hazardous object that has passed within 2.3 lunar distances …   Wikipedia

• Near-Earth supernova — Main article: History of supernova observation The Crab Nebula is a pulsar wind nebula associated with the 1054 supernova. It is located about 6,500 light years from the Earth.[1] …   Wikipedia

• Near-Earth object — Erdnahe Objekte (engl. Near Earth object; NEO), auch Erdbahnkreuzer, sind Asteroiden, Kometen und große Meteoroiden, welche bei ihrem Umlauf um die Sonne die Erdbahn kreuzen und deshalb eine Kollisionsgefahr bergen. Um dieser Gefahr begegnen zu… …   Deutsch Wikipedia

• Near Earth Object — Erdnahe Objekte (engl. Near Earth object; NEO), auch Erdbahnkreuzer, sind Asteroiden, Kometen und große Meteoroiden, welche bei ihrem Umlauf um die Sonne die Erdbahn kreuzen und deshalb eine Kollisionsgefahr bergen. Um dieser Gefahr begegnen zu… …   Deutsch Wikipedia

• Near Earth Object Surveillance Satellite — The Near Earth Object Surveillance Satellite (NEOSSat)[1] is a Canadian microsatellite using a 15 cm aperture f/5.88 Maksutov telescope similar to that on the MOST spacecraft, 3 axis stabilized with pointing stability of 2 arcseconds in a 100… …   Wikipedia