NASA's Reactive Additive Manufacturing for the Fourth Industrial Revolution (RAMFIRE) project test-fired a 3D-printed engine ...

The first human Mars explorers won’t have it easy. Every additional day in deep space will increase their exposure to deadly ...

NASA has been conducting a series of hot fire tests to certify RS-25 engines for use on the Space Launch System rockets that will launch Artemis missions to the moon. The penultimate test in the ...

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

There has been only one mission of the Artemis program to date, an uncrewed test flight of the Orion spacecraft that was conducted back in 2022. Judging this solely from this perspective, you could be ...

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 speed ...