Expedition 64 Commander Sergey Ryzhikov conducts training on a computer inside the Zvezda service module.
iss064e053502 (April 7, 2021) — Roscosmos cosmonaut and Expedition 64 Commander Sergey Ryzhikov conducts training on a computer inside the Zvezda service module. Ryzhikov was practicing the maneuvers necessary for a controlled descent to Earth aboard a Soyuz crew ship.