service module
noun
: a space vehicle module that contains oxygen, water, fuel cells, propellant tanks, and the main rocket engine
Examples of service module in a Sentence
Recent Examples on the Web
For several years, ground teams have monitored a slow air leak in the aft part of the service module, and NASA officials have identified it as a safety risk.
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ArsTechnica, 13 June 2025
Other recent accomplishments on the path toward Artemis II include the installation of the Orion spacecraft's solar panels, and closeouts of the craft's service module at Kennedy Space Center with aerodynamic panels that will jettison during launch.
—Ars Technica, 24 Mar. 2025
For example, Europe already builds service modules for the Orion spacecraft designed to ferry astronauts to and from Earth.
—ArsTechnica, 14 Apr. 2025
But during the docking process, several thrusters on the spacecraft’s service module, which are used to move the capsule around in orbit, malfunctioned.
—NBC News, 19 Mar. 2025
See All Example Sentences for service module
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ArsTechnica, 13 June 2025
Other recent accomplishments on the path toward Artemis II include the installation of the Orion spacecraft's solar panels, and closeouts of the craft's service module at Kennedy Space Center with aerodynamic panels that will jettison during launch.
—Ars Technica, 24 Mar. 2025
For example, Europe already builds service modules for the Orion spacecraft designed to ferry astronauts to and from Earth.
—ArsTechnica, 14 Apr. 2025
But during the docking process, several thrusters on the spacecraft’s service module, which are used to move the capsule around in orbit, malfunctioned.
—NBC News, 19 Mar. 2025
See All Example Sentences for service module
Cite this Entry
“Service module.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/service%20module. Accessed 30 Jun. 2025.
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