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Orbital Sciences — Corporation est une société américaine spécialisée dans la conception et le lancement de satellites légers placés en orbite basse (<2 000 km d altitude). Fondée en 1982, son siège est situé à Dulles en Virginie. Son président actuel est David… … Wikipédia en Français
Orbital Sciences Corporation — For the Australian company, see Orbital Corporation Limited. Orbital Sciences Corporation Type Public (NYSE: ORB) Industry Aerosp … Wikipedia
Commercial Orbital Transportation Services — Commercial Crew and Cargov · Commercial Cargo Development 2006 2011 Commercial Space Transportation Capabilities 2007 2010 Commercial Crew Development (phase 1) … Wikipedia
Servicios Comerciales de Transporte Orbital — Logotipo usado para el programa COTS. El programa Servicios Comerciales de Transporte Orbital, en inglés Commercial Orbital Transportation Services (COTS), es un programa de la NASA para coordinar la entrega de carga y astronautas a la Estación… … Wikipedia Español
Space Frontier Foundation — (SFF) Contexte général Champs d’action Association dans le domaine aéronautique et astronautique F … Wikipédia en Français
Diels-Alder reaction — The Diels Alder reaction is an organic chemical reaction (specifically, a cycloaddition) between a conjugated diene and a substituted alkene, commonly termed the dienophile, to form a substituted cyclohexene system. [cite journal author = Diels,… … Wikipedia
Diels–Alder reaction — Named after Otto Paul Hermann Diels Kurt Alder Reaction type Cycloaddition Reaction … Wikipedia
FMO — has multiple meanings, including:* Fast Moving Object, a group of asteroids * IATA code for Münster Osnabrück International Airport * Abbreviation of the Fenna Matthews Olson complex * The Fragment Molecular Orbital method is a quantum chemical… … Wikipedia
Woodward–Hoffmann rules — The Woodward–Hoffmann rules devised by Robert Burns Woodward and Roald Hoffmann are a set of rules in organic chemistry predicting the stereochemistry of pericyclic reactions based on orbital symmetry. These include electrocyclic reactions,… … Wikipedia
Polyhedral skeletal electron pair theory — In chemistry the polyhedral skeletal electron pair theory provides electron counting rules useful for predicting the structures of clusters such as borane and carborane clusters. The electron counting rules were originally formulated by Kenneth… … Wikipedia
