May 26, 2010, after launching from a B-52 bomber in flight, the Boeing X-51 Waverider hypersonic ramjet UAV demonstrate the machine to achieve the freedom of flight speed of Mach 5. The project would have a good prospect, but in the June 13, 2011 flight engine failure. The project is funded by the U.S. Air Force, Defense Advanced Research Projects Agency, the U.S. National Aeronautics and Space Administration, Boeing, Pratt & Whitney joint push by the U.S. Air Force Council, in charge.
Luxury Brand Hommes Prada Bottes-44Prix: €453.99 €88.00Economie : 81%
Luxury Brand Hommes Prada Bottes-45Prix: €453.99 €88.00Economie : 81%
Luxury Brand Hommes Bottes Prada-46Prix: €453.99 €88.00Economie : 81%So far, the most successful projects of the U.S. space vehicle is the Boeing X-37 orbital testing of aircraft, the aircraft successfully tested three times, there is no failure. X-37B is a vertical takeoff, horizontal landing of the Space Shuttle, designed for the experiment to the space to send satellite sensors and related technology, or reverse operation, inspection and repair of near-earth orbit satellite. The basis for the design of this project to the U.S. National Aeronautics and Space Administration’s X-37, drawing on the input of the Defense Advanced Research Projects Agency, in charge of the U.S. Air Force. March 5, 2011, in the USA-226 mission, the X-37B Orbital Test machine from Cape Canaveral launched into low Earth orbit. The first orbital mission began on April 22, 2010, 225 days is December 3, 2010, Vandenberg, a successful conclusion. The third program began in the fall of 2012. Now, Boeing is planning a larger X-37C version.



























