The #Apollo #spacecraft included 2 scimitar #VHF #antennas for short-range communication with Earth, the Lunar Module, and the lunar surface.
The Block II #CSM, pictured here, moved the #antenna to the Service #Module from the Command Module.

Get a print of this image or another at https://heronfox.pixels.com/featured/apollo-service-module-scimitar-antenna-heron-and-fox.html

#ApolloProgram, #ScimitarAntenna, #ServiceModule, #ApolloCSM, #Electronics, #Radio, #Photography

A #photograph of the #Apollo Service Module’s side, showing one of the four #thruster quads that helped the #spacecraft control its attitude and position.
Each #quad has four R-4D #rocket #engines.
Similar thrusters have been flying on spacecraft ever since, including the new lunar exploration spacecraft Orion.

Get a print or other item with this image at https://heronfox.pixels.com/featured/apollo-service-module-thruster-heron-and-fox.html

#Apollo, #ApolloServiceModule, #ApolloCSM, #ReactionControlSystem, #RCS, #ThrusterQuad, #R4D, #RocketEngine, #Photography