American space agency NASA announced it has concluded the ground engine tests for the X-59 supersonic airplane, first flight coming later this year ...

NASA's X-59 quiet supersonic research aircraft has taken another successful step toward flight with the conclusion of a series of engine performance tests.

Boom’s XB-1 supersonic demonstrator flew for the 13 th and final time at Mojave Air & Space Port, California, on Feb. 10, ...

Boom will now shift its attentions toward developing Overture, its supersonic passenger jet.

GREENSBORO, N.C. — Boom Supersonic’s XB-1 is gearing up for another flight. The flight is set to take place around 1:30 p.m.

When the experimental XB-1 aircraft achieved supersonic speeds on a test flight, it did not create a disruptive sonic boom – ...