NASA fired up an RS-25 rocket engine at Stennis Space Center in Mississippi on Oct. 21, 2026. It was a hot-fire test of developmental RS-25 engine No. 10001. The test was planned to last 500 seconds (8 minutes, 20 seconds), with the engine reaching up to 111%…
Hot Fire! NASA Tests Powerful Artemis Moon Rocket Engine [8:47]
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October 23, 2026 •
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Original source:
Freerepublic.com
