NASA's X-59 supersonic jet looks ready for some serious speed in new photos. Lockheed Martin has been building the X-59 for ...

NASA's new X-59 supersonic jet is a step closer to flight after passing an important ground test in March. Known as "engine speed hold," the test ensured that the X-59 can maintain a specific ...

Earlier this month, NASA unveiled the X-59 aircraft, its experimental supersonic jet designed to travel faster than the speed of sound — with a "sonic boom" no louder than the bounce of a ...

NASA’s X-59 quiet supersonic research aircraft sits on the apron outside Lockheed Martin’s Skunk Works facility at dawn in Palmdale, California. The X-59 is the centerpiece of NASA’s Quesst ...

NASA’s X-59 quiet supersonic research aircraft sits in its run stall at Lockheed Martin’s Skunk Works facility in Palmdale, California. [Credit: NASA/Carla Thomas] NASA has fired up the engine ...