Q4803858: Difference between revisions

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Q4803858
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{{Page|Ascent Propulsion System|Classes|rocket engine used by the Apollo Lunar Module}}
{{Page|Ascent Propulsion System|Classes|rocket engine used by the Apollo Lunar Module|APS, LMAE, Lunar Module Ascent Engine}}

Revision as of 16:01, 17 February 2025




The ascent propulsion system (APS) or lunar module ascent engine (LMAE) is a fixed-thrust hypergolic rocket engine developed by Bell Aerosystems for use in the Apollo Lunar Module ascent stage. It used Aerozine 50 fuel, and N
2
O
4
oxidizer. Rocketdyne provided the injector system, at the request of NASA, when Bell could not solve combustion instability problems.

Apollo Lunar Module Ascent EngineApollo Lunar Module Ascent Engine
View of O&C Building Altitude ChambersView of O&C Building Altitude Chambers
Lunar module ascent engineLunar module ascent engine
    TypeSubtypeDateDescriptionNotesSource
    commonsimageApollo Lunar Module Ascent Engine Commons
    commonsimageView of O&C Building Altitude Chambers Commons
    commonsimageLunar module ascent engine Commons