Dossier
Sergey Ryzhikov
Coverage of Sergey Ryzhikov in the Nexus archive.
- Watch 2 Russian cosmonauts take 5-hour spacewalk outside the ISS today
Two Russian cosmonauts conducted a 6-hour spacewalk outside the International Space Station on October 16, 2025, with Cosmonaut Sergey Ryzhikov working on a high-resolution camera using the European robotic arm.