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 picture info DARPA Falcon Project The DARPA Falcon Project (Force Application and Launch from CONtinental United States) is a two-part joint project between the Defense Advanced Research Projects Agency (DARPA) and the United States Air Force (USAF) and is part of Prompt Global Strike. One part of the program aims to develop a reusable, rapid-strike Hypersonic Weapon System (HWS), now retitled the Hypersonic Cruise Vehicle (HCV), and the other is for the development of a launch system capable of accelerating an HCV to cruise speeds, as well as launching small satellites into earth orbit. This two-part program was announced in 2003 and continued into 2006. Blackswift was a project announced under the Falcon banner using a fighter-sized unmanned aircraft which would take off from a runway and accelerate to Mach 6 (7,350 km/h; 4,567 mph) before completing its mission and landing again [...More...] picture info Wayback Machine The Wayback Machine is a digital archive of the World Wide Web, founded by the Internet Archive, a nonprofit organization based in San Francisco. Its founders, Brewster Kahle and Bruce Gilliat developed the Wayback Machine with the intention of providing "universal access to all knowledge" by preserving archived copies of defunct webpages. Since its launch in 2001, over 452 billion pages have been added to the archive [...More...] El Segundo, Calif. El Segundo is a city located in Los Angeles County, California, United States. El Segundo, from Spanish, means "The Second" in English. Located on the Santa Monica Bay, it was incorporated on January 18, 1917, and part of the South Bay Cities Council of Governments [...More...] picture info Atmosphere An atmosphere (from Greek ἀτμός (atmos), meaning 'vapour', and σφαῖρα (sphaira), meaning 'sphere') is a layer or a set of layers of gases surrounding a planet or other material body, that is held in place by the gravity of that body. An atmosphere is more likely to be retained if the gravity it is subject to is high and the temperature of the atmosphere is low. The Atmosphere of Earth">atmosphere of Earth is composed of nitrogen (about 78%), oxygen (about 21%), argon (about 0.9%) with carbon dioxide and other gases in trace amounts. Oxygen is used by most organisms for respiration; nitrogen is Nitrogen fixation">fixed by bacteria and lightning to produce ammonia used in the construction of nucleotides and amino acids; and carbon dioxide is used by plants, algae and cyanobacteria for photosynthesis [...More...] picture info Launch Vehicle In spaceflight, a launch vehicle or carrier rocket is a rocket used to carry a payload from Earth's surface into outer space [...More...] picture info United States Air Force The United States Air Force (USAF) is the aerial and space warfare service branch of the United States Armed Forces"> United States Armed Forces and one of the seven American uniformed services. Initially established as a part of the United States Army"> United States Army on 1 August 1907, the USAF was formed as a separate branch of the U.S. Armed Forces on 18 September 1947 under the National Security Act of 1947. It is the most recent branch of the U.S. Armed Forces to be formed. The USAF is the largest and most technologically advanced air force in the world. The service articulates its core missions as air and space superiority, global integrated ISR, rapid global mobility, global strike, and command and control. The U.S [...More...] Andrews Space Andrews Space was an aerospace company based in Seattle, Washington, founded in 1999 to develop space systems by Jason Andrews. Andrews provided aerospace services for commercial, civil, and military clients [...More...] picture info Lockheed Martin Lockheed Martin Corporation is an American global aerospace, defense, security and advanced technologies company with worldwide interests. It was formed by the merger of Lockheed Corporation with Martin Marietta in March 1995, and Loral Federal Systems in 1996. It is headquartered in North Bethesda, Maryland, in the Washington, DC, area. Lockheed Martin employs approximately 100,000 people worldwide as of December 2017. Lockheed Martin is one of the largest companies in the aerospace, defense, security, and technologies industry [...More...] Orbital Sciences Corporation Orbital Sciences Corporation (commonly referred to as Orbital) was an American company specializing in the design, manufacture and launch of small- and medium- class space and rocket systems for commercial, military and other government customers. It was headquartered in Dulles, Virginia and publicly traded on the New York Stock Exchange with the ticker symbol ORB. Orbital’s primary products were satellites and launch vehicles, including low-Earth orbit, geosynchronous-Earth orbit and planetary spacecraft for communications, remote sensing, scientific and defense missions; ground- and air-launched rockets that delivered satellites into orbit; missile defense systems that were used as interceptor and target vehicles; and human-rated space systems for Earth-orbit, lunar and other missions [...More...] SpaceX Space Exploration Technologies Corp., doing business as SpaceX, is a private American aerospace manufacturer and space transportation services company headquartered in Hawthorne, California [...More...] picture info Altitude Altitude or height (sometimes known as depth) is defined based on the context in which it is used (aviation, geometry, geographical survey, sport, atmospheric pressure, and many more). As a general definition, altitude is a distance measurement, usually in the vertical or "up" direction, between a reference datum and a point or object. The reference datum also often varies according to the context [...More...] picture info Lawrence Livermore National Laboratory Lawrence Livermore National Laboratory (LLNL) is an American federal research facility in Livermore, California, United States, founded by the University of California, Berkeley in 1952. A Federally Funded Research and Development Center (FFRDC), it is primarily funded by the United States Department of Energy">U.S. Department of Energy (DOE) and managed and operated by Lawrence Livermore National Security, LLC (LLNS), a partnership of the University of California, Bechtel, BWX Technologies, AECOM, and Battelle Memorial Institute in affiliation with the Texas A&M University System [...More...] picture info Mach Number In fluid dynamics, the Mach number (M or Ma) (/mɑːx/; German: [maχ]) is a dimensionless quantity representing the ratio of flow velocity past a boundary to the local speed of sound. ${\displaystyle \mathrm {M} ={\frac {u}{c}},}$ where: M is the Mach number, u is the local flow velocity with respect to the boundaries (either internal, such as an object immersed in the flow, or external, like a channel), and c is the speed of sound in the medium. By definition, at Mach 1 the local flow velocity u is equal to the speed of sound [...More...] Skunk Works Skunk Works is an official pseudonym for Lockheed Martin's Advanced Development Programs (ADP), formerly called Lockheed Advanced Development Projects. It is responsible for a number of famous aircraft designs, including the U-2, the Lockheed SR-71 Blackbird, the Lockheed F-117 Nighthawk, Lockheed Martin F-22 Raptor, and the Lockheed Martin F-35 Lightning II, which are used in the air forces of several countries. Its name was taken from the moonshine factory in the comic strip Li'l Abner [...More...] picture info Boeing The Boeing Company (/ˈboʊ.ɪŋ/) is an American multinational corporation that designs, manufactures, and sells airplanes, rotorcraft, rockets, and satellites worldwide. The company also provides leasing and product support services [...More...] picture info Alliant Techsystems Alliant Techsystems Inc. (ATK) was an American Aerospace manufacturer">aerospace, defense, and sporting goods company with its headquarters in Arlington County, Virginia, in the United States. The company operated in 22 states, Puerto Rico, and other countries [...More...]