Watch how the Space Launch System rocket RS-25 undergoes a core stage engine test-fire. Credit: NASA's Stennis Space Center ...

The Space Launch System rocket's RS-25 engine was fired up for the “final round of certification testing ahead of production ...

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 ...

The explosion happened during a routine engine hotfire test at Cape Canaveral ahead of New Glenn’s planned June mission.

Teams at NASA’s Stennis Space Center deliver, lift, and install the first new production RS-25 engine on the Fred Haise Test Stand on Feb. 18. Credit: NASA/Danny Nowlin NASA’s Stennis Space Center ...

Nasa names its next Artemis crew, though they will not be walking on the Moon or even going anywhere near it.

After more than a decade of testing and refining, a “megawatt-class” system combining an electric powertrain with a standard ...