Science
NASA Tests RS-25 Engine
NASA conducted a successful hot fire test of the RS-25 engine at Stennis Space Center. The test lasted almost eight-and-a-half minutes, simulating launch conditions for NASA’s SLS rocket.
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NASA
Teams at NASA’s Stennis Space Center near Bay St. Louis, Mississippi tested RS-25 engine No. 10001 on Oct. 21, 2026. The hot fire test lasted for almost eight-and-a-half minutes (500 seconds), the same amount of time RS-25 engines fire during launch of NASA’s SLS (Space Launch System) rocket, with a
2026-10-23 18:57 UTC