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A service module (also known as an equipment module or instrument compartment) is a component of a crewed space capsule containing a variety of support systems used for spacecraft operations. Usually located in the uninhabited area of the spacecraft, the service module serves a storehouse of critical subsystems and supplies for the mission such ...
The service module was an unpressurized cylindrical structure with a diameter of 12 feet 10 inches (3.91 m) and 14 feet 10 inches (4.52 m) long. The service propulsion engine nozzle and heat shield increased the total height to 24 feet 7 inches (7.49 m).
Zvezda heads into orbit aboard a Proton launch vehicle on 12 July 2000. Expedition 43 crew celebrate a birthday in Zvezda module, 2015.. Zvezda (Russian: Звезда, lit. 'star'), also known as the Zvezda Service Module, is a module of the International Space Station (ISS).
The crew module for the OFT-2 mission began acceptance testing in August 2020, which is designed to validate the spacecraft's systems before it is mated with its service module, according to NASA. [ 26 ] [ 27 ] [ 28 ] On November 10, 2020, NASA's Commercial Crew Program manager Steve Stich said that the second orbital flight test would be ...
The European Service Module (ESM) is 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. In January 2013, NASA announced that the European Space Agency (ESA) will contribute the service module for Artemis I , based on the ESA's Automated ...
A major portion of the service module was taken up by propellant and the main rocket engine. Capable of multiple restarts, this engine placed the Apollo spacecraft into and out of lunar orbit, and was used for mid-course corrections between the Earth and the Moon. The service module remained attached to the command module throughout the mission.
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The Apollo 7 crew was commanded by Walter M. Schirra, with command module pilot Donn F. Eisele and Lunar Module pilot R. Walter Cunningham (so designated even though Apollo 7 did not carry a Lunar Module). The three astronauts were originally designated for the second crewed Apollo flight, and then as backups for Apollo 1.