✈NASA Awards Contract to Build Quieter Supersonic Aircraft
NASA has taken another step toward re-introducing supersonic flight with the award Tuesday of a contract for the design, building and testing of a supersonic aircraft that reduces a sonic boom to a gentle thump.
Lockheed Martin Aeronautics Company of Palmdale, California, was selected for the Low-Boom Flight Demonstration contract, a cost-plus-incentive-fee contract valued at $247.5 million. Work under the contract began April 2 and runs through Dec. 31, 2021.
NASA
https://www.nasa.gov/press-release/nasa-awards-contract-to-build-quieter-supersonic-aircraft
NASA’s Supersonic X-Plane Will Tear Through The Sound Barrier With ‘A Gentle Thump’
https://www.livescience.com/62208-nasa-supersonic-jet-quiet-sonic-boom.html