After acting NASA Administrator Sean Duffy this month called out SpaceX for Starship delays, Elon Musk's company has come ...

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 ...

This week, researchers published LIGO findings that hint at the existence of second-generation black holes. Astronomers captured a spectacular new image of the Milky Way across a wide range of radio ...

NASA and Lockheed Martin debuted their first test run of a low-volume supersonic jet that’s expected to allow air passengers to travel faster than the speed of sound.   The X-59 aircraft on ...

As interstellar object 3I/ATLAS reaches its perihelion, Harvard astronomer Avi Loeb suggests it could be an alien 'mothership ...

The secretive SR-72 “Darkstar” is Lockheed Martin’s ambitious project to build a Mach 6+ hypersonic ISR and strike aircraft. ...

NASA and Lockheed Martin's X-59, a silent supersonic jet, could drastically reduce coast-to-coast flight times and eliminate ...

A supersonic jet plane designed to make very little noise took flight for the first time this week, cruising over the ...

A, an unmanned scramjet testbed, set the world record for an air-breathing aircraft by hitting Mach 9.6 in 2004. -Launched ...

The X-59 quiet supersonic jet, built for NASA by Lockheed Martin (NYSE:LMT), successfully completed its first test flight in ...

"Should someone whose biggest claim to fame is climbing trees be running America’s space program," the X CEO wrote in a ...

PALMDALE, California (Reuters) -NASA’s X-59 supersonic-but-quiet jet soared over the Southern California desert on Tuesday in the first test flight of an experimental aircraft designed to break the ...