NASA fires developmental RS-25 engine for 500 seconds
The Oct. 21 test at Stennis reached 111% power and evaluated flight components and a thermal protection system, NASA said.
Original report: Oct 21, 2026
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https://davids.news/s/nasa-tests-rs-25-engine-for-future-artemis-missions-8da09919
- NASA said the developmental engine will not fly; the test is intended to provide data on performance and reliability.
NASA said the test supports work on RS-25 engines for future Artemis missions.
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Primary source · www.nasa.govNASANASA Conducts RS-25 Engine Test in Support of Future Artemis Missions
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- Version 2 · 59 min ago
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- Version 1 · Oct 21, 2026, PDT
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NASA Conducts RS-25 Engine Test in Support of Future Artemis Missions
NASA · LaToya Dean
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RS-25 Engine Tests at NASA Stennis
NASA · HQ Web Team
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NASA fires developmental RS-25 engine for 500 seconds
- NASARS-25 Engine Tests at NASA StennisSource: HQ Web Team · NASA 2026 · Oct 23, 2026 (UTC)
- NASANASA Conducts RS-25 Engine Test in Support of Future Artemis MissionsSource: LaToya Dean · NASA 2026 · Oct 21, 2026 (UTC)
The Oct. 21 test at Stennis reached 111% power and evaluated flight components and a thermal protection system, NASA said.
- NASANASA Conducts RS-25 Engine Test in Support of Future Artemis MissionsSource: LaToya Dean · NASA 2026 · Oct 21, 2026 (UTC)
NASA said the developmental engine will not fly; the test is intended to provide data on performance and reliability.
- NASARS-25 Engine Tests at NASA StennisSource: HQ Web Team · NASA 2026 · Oct 23, 2026 (UTC)
- NASANASA Conducts RS-25 Engine Test in Support of Future Artemis MissionsSource: LaToya Dean · NASA 2026 · Oct 21, 2026 (UTC)
NASA said the test supports work on RS-25 engines for future Artemis missions.
- NASANASA Conducts RS-25 Engine Test in Support of Future Artemis MissionsSource: LaToya Dean · NASA 2026 · Oct 21, 2026 (UTC)