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Mission coverage
RS-25 Engine Test

Published coverage links
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Mission brief
The flight at a glance.
NASA will conduct an RS-25 engine test on the A-1 Test Stand at the Stennis Space Center near Bay St. Louis, Mississippi. This firing will validate the new nozzle design for the RS-25E variant that will fly on Artemis V onward.
Open the full mission →Published flight sequence
Know what comes next.
Planned timings relative to the target. These steps do not indicate live progress.
A flight sequence has not been published for this mission.
