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National Aeronautics and Space Administration

RS-25 Engine Test

Static Fire
RS-25 Engine Test

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Mission brief

The flight at a glance.

NASA is conducting the third hot fire as part of the final round of certification testing ahead of production of an updated set of the engines for the SLS (Space Launch System) rocket. Crews will gimbal, or pivot, the RS-25 engine around a central point to test "steering" of the @NASA_SLS rocket.

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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.