advanced military spaceflight capability
71Centaur (rocket stage) — Centaur is a rocket stage designed for use as the upper stage of space launch vehicles. Centaur boosts its satellite payload to its final orbit or, in the case of an interplanetary space probe, to escape velocity. Centaur was the world s first… …
72Spy satellite — A spy satellite (officially referred to as a reconnaissance satellite) is an Earth observation satellite or communications satellite deployed for military or intelligence applications. The first generation type (i.e. Corona [… …
73Earth and Space Sciences — ▪ 1996 Introduction GEOLOGY AND GEOCHEMISTRY In 1995 significant developments took place in the realm of geologic mapping, which provides the foundation for the presentation and comparison of data in the Earth sciences. The most important… …
74Intercontinental ballistic missile — An intercontinental ballistic missile, or ICBM, is a long range (greater than 5,500 km or 3,500 miles) ballistic missile typically designed for nuclear weapons delivery, that is, delivering one or more nuclear warheads. Due to their great range… …
75Langley Research Center — NASA Langley Research Center Aerial view of Langley Research Center …
76Space Shuttle abort modes — A Space Shuttle abort is an emergency procedure due to equipment failure on NASA s Space Shuttle, most commonly during ascent. A main engine failure is a typical abort scenario. There are fewer abort options during reentry and descent. For… …
77European Space Agency — Infobox Space agency width = 263px name = European Space Agency Agence spatiale européenne Europäische Weltraumorganisation Agencia Espacial Europea Agenzia Spaziale Europea owner = Collapsible list|title=17 European… …
78Manned Maneuvering Unit — U.S. astronaut Bruce McCandless uses a manned maneuvering unit The Manned Maneuvering Unit (MMU) is an astronaut propulsion unit which was used by NASA on three space shuttle missions in 1984. The MMU allowed the astronauts to perform untethered… …
