A detachable compartment of a spacecraft carrying fuel and supplies.
- For example, look at the solar panels mounted on the craft's service module and on its orbital module.
- As was the case with Apollo, the service module will be jettisoned before entering the atmosphere.
- The service module, and the orbital module are burned in the Earth's atmosphere, whilst the re-entry module uses its heat shield to make a safe return.
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Syllabification: serv·ice mod·ule
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