Russian Orbital Segment

ISS Russian orbital segment after docking of UM Prichal module
Cosmonaut Nikolai Budarin working inside one of the crew quarters aboard Zvezda service module

The Russian Orbital Segment (ROS) is the name given to the components of the International Space Station (ISS) constructed in Russia and operated by the Russian Roscosmos. The ROS handles Guidance, Navigation, and Control for the entire Station.[1]

  1. ^ "DMS-R: ESA's Data Management System for the Russian Segment of the ISS". Esa.int. Retrieved 24 February 2016.