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The Helios Prototype is an enlarged version of the Centurion flying wing, which flew a series of test flights at Dryden in late 1998. The craft has a wingspan of 247 feet, 41 feet greater than the Centurion, 2 1/2 times that of its solar-powered Pathfinder flying wing, and longer than either the Boeing 747 jetliner or Lockheed C-5 transport aircraft. Read the entire article... |
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On the 29th of July 2002, Nick Cook, an aerospace consultant at Janes Defence Weekly reported that Boeing, the world's largest aircraft manufacturer, had admitted it is working on experimental anti-gravity projects. Read the entire article... |
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The High Speed Vertical Takeoff and Landing (HSVTOL) aircraft is a patented aircraft concept, that can be applied to a variety of aircraft sizes and missions, both military and civilian. GO Aircraft Limited (GOAL) has been funded by DARPA by means of SBIR Phase I and Phase II contracts to begin the development of the concept. Read the entire article... |
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The aircraft, used extensively to study and document weather and other natural phenomena, is based at NASA Dryden Flight Research Center in Edwards, California, but has been deployed around the world for research projects. The ER-2 typically operates at altitudes above 65,000 feet, above 95 percent of the earth's atmosphere. Read the entire article... |
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In order to begin to understand the issues resulting from placing a reactor in an airplane, and to help uncover unanticipated problems, in the spring of 1946 the Army Air Force established a project called NEPA -- Nuclear Energy for the Propulsion of Aircraft. Read the entire article... |
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Russian approach to low observability (LO) technologies is completely different from US Stealth and offers complete furtiveness of the protected object at a significantly lower price. Read the entire article... |
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Scientists realized during early experiments that evolving the well-known ramjet to a supersonic combustion engine was a challenging and complex task. In the ensuing years, scientists conducted several programs in the US with the objective of proving the scramjet as a viable propulsion system. Read the entire article... |
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Stealth technology was initially developed to bypass intense Soviet defense systems. In the late '50s U2 spy planes flew at 80,000ft (24,000m) to be out of range of anti-aircraft fire, but it then became clear that radar was not detecting them. Read the entire article... |
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NASA is using the Hyper-X vehicles to test propulsion technologies that could be applied to future reusable space launchers and hypersonic aircraft.
While vehicles with conventional rocket engines carry oxygen on board, the air-breathing Hyper-X vehicles ingest and compress oxygen from the atmosphere using the vehicle airframe. Read the entire article... |
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