Partager l'article ! Ares I-X: Ares I-X est le premier exemplaire du lanceur Ares I du programme Constellation de la NASA. Il s'agit d'une version sans équipage ...
Ares I-X est le premier exemplaire
du lanceur Ares I du programme Constellation de la NASA. Il s'agit d'une version sans équipage destinée à tester le
comportement en vol du lanceur. Une partie du premier étage, le deuxième étage et le vaisseau Orion sont factices. Ares I-X a été lancé le 28 octobre 2009 depuis le complexe de lancement 39 du centre spatial Kennedy
en Floride à 16 h 30 CET et a effectué un vol suborbital qui s'est déroulé de manière nominale hormis l'ouverture des
parachutes de récupération du premier étage.
Ares I-X was the first stage prototype and design concept demonstrator in the Ares I program, a launch system for human spaceflight currently under development by the United States space agency NASA. Ares I-X was successfully launched on October 28, 2009. The project cost was $445 million.
The Ares I-X vehicle used in the test flight was similar in shape, weight, and size to the planned configuration of later Ares I vehicles, but had largely dissimilar internal hardware consisting of only one powered stage. Ares I vehicles are intended to launch Orion crew exploration vehicles. Along with the Ares V launch system and the Altair lunar lander, Ares I and Orion are part of NASA's Constellation Program, which is developing spacecraft for U.S. human spaceflight after the Space Shuttle fleet is expected to retire from service in 2010.

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