For years, nuclear propulsion sat in the same category as so many ambitious space ideas, impressive on paper, always a few ...

The space agency released the very first images taken by the four astronauts aboard the Artemis II mission as they are making ...

NASA’s Chandra X-ray Observatory has detected the first-ever X-ray emission from a ‘little red dot,’ a mysterious class of distant cosmic objects first identified by the James Webb Space Telescope.

NASA unveiled the first-ever photo of Earth from the far side of the moon after a flyby Tuesday, taken by the Artemis II astronauts that President Donald Trump hailed in a phone call as "modern-day ...

A prototype ion engine that uses lithium vapor as a propellant has aced its first tests, achieving 25 times more power than ...

Nasa has released the first photographs taken by the Artemis II astronauts during their fly-by of the Moon. The first image, ...

NASA fired up a prototype of its electromagnetic thruster inside a vacuum chamber, reaching power levels of up to 120 ...

NASA has disclosed further details of its X-59 Quesst supersonic demonstrator’s maiden flight on 28 October, marking the first major piloted X-plane the agency has built and flown in over two decades.