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NASA fires Artemis moon rocket engine at Stennis

The latest hot-fire of NASA’s Artemis moon rocket engine at Stennis Space Center was more than a dramatic plume on the Mississippi horizon, it was a proof point that the agency’s heavy-lift strategy ...

NASA’s Next Moon Rocket Runs on Shuttle Engines—Here’s the Story Behind Each One

NASA is getting ready to launch its massive, fully expendable rocket for the first crewed flight to the Moon since Apollo.