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Supersonic aircraft: in 2021 the first tests over the cities of the US
Almost completed the Lockheed Martin-NASA project
After the 250 million dollar contract signed by Lockheed Martin and NASA at the beginning of the year to develop the technology needed to build low-noise supersonic aircraft, the US aerospace company would like to perform the inaugural flight of the X-59 Quiet Supersonic Technology in next years. The experimental project should be able to generate a lower noise when it "breaks" the sound barrier, emitting...
AVIONEWS - World Aeronautical Press Agency