NASA Approves Final Assembly Of QueSST Plane Written 18 December 2019

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Artist's concept of NASA’s QueSST jet | NASA

CNET News reports that on Monday, NASA “approved final assembly” of the “X-59 Quiet SuperSonic Technology (QueSST) plane – also known as the Low Boom Flight Demonstrator.” The plane, “built in partnership with Lockheed Martin,” is “designed the break the sound barrier without the thunderous noise.” It is scheduled to make its first flight in 2021.
Full Story (CNET News)