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

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

NASA received the upper stage for the agency’s Artemis II Space Launch System rocket on March 9 at NASA’s Kennedy Space Center.

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 ...

rocket that powers the Artemis Moon exploration program. Artemis I, for instance, which took off back in 2022, did so thanks to a SLS powered by four RS-25 engines. All of them had already been ...

The first attempt to send an Australian-made rocket into orbit is set to take place no sooner than March 15, the Australian Broadcasting Corporation reports. Gilmour Space Technologies' launch window ...

SpaceX made multiple changes in the wake of a January Starship failure, only to suffer a second straight vehicle breakup ...

For the second time in seven weeks, a major explosion aboard a SpaceX rocket sent planes scrambling for safety after debris ...

For the second time in seven weeks, a major explosion aboard a SpaceX rocket sent planes scrambling for safety after debris ...

Tense, public squabbles between SpaceX CEO Elon Musk and NASA have stirred the space industry, but behind the scenes, space ...

Researchers worry an “extinction-level event” is coming for space science as the Trump administration looks to slash spending ...