NASA fired up a full-duration test of its new RS-25 engine that will power the Space Launch System rocket on Artemis missions ...

NASA carried out a critical hot fire of the redesigned RS-25 engine April 26 at NASA’s Stennis Space Center in Bay St. Louis, Mississippi, demonstrating the gimbaling, ...

NASA's new RS-25 engine No. 20001 underwent a full-duration "hot-fire" test, replicating actual launch time and power levels.

NASA’s latest hot-fire of RS-25 engine No. 20001 roared for the full 500-second launch profile, proving it can blast the ...

NASA performs an RS-25 rocket engine hot fire test on Jan. 17. Credit: NASA Test personnel at NASA’s Stennis Space Center have successfully conducted the fourth in a second round of 12 ground ...

STENNIS SPACE CENTER, Miss., June 23, 2023 (GLOBE NEWSWIRE) -- Aerojet Rocketdyne and NASA completed a certification test series yesterday for the new RS-25 production engines that will propel ...

NASA and L3Harris have successfully test-fired the first RS-25 rocket engine, to help power the fifth launch of the SLS ...

NASA will start hot fire testing Wednesday for the production of new RS-25 engines that will power future Artemis missions to the Moon, and eventually Mars. Top News U.S. News ...