Boom Supersonic​ and NASA on Monday released an image of the XB-1 aircraft during its second supersonic flight last month.
‘New Concorde’: Boom’s XB-1 jet breaks sound barrier on first supersonic flight - Boom’s inaugural XB-1 supersonic test ...
After delays and concerns about progress, NASA and Lockheed Martin have announced that the experimental X-59 Quesst has taken to the skies. It was an unannounced flight, but the companies did release ...