In dictionaries:
command and service module
The mother ship of the spacecraft that carried astronauts to the Moon in the Apollo missions.
Apollo command and service module
one of two principal components of the United States Apollo spacecraft, used for the Apollo program, which landed astronauts on the Moon between 1969 and 1972.
European Service Module
the service module component of the Orion spacecraft, serving as its primary power and propulsion component until it is discarded at the end of each mission.
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