Zvezda Service Module

Last crawled date: 3 years ago

Zvezda Service Module, is a component of the International Space Station ISS. It was the third module launched to the station, and provides all of the station's life support systems, some of which are supplemented in the USOS, as well as living quarters for two crew members. It is the structural and functional center of the Russian portion of the station - the Russian Orbital Segment.