BAIKONUR (Ruptly) — Expedition 57 Commander Alexander Gerst of the European Space Agency (ESA) is handing over the International Space Station (ISS) mission to Commander Oleg Kononenko from Russian space agency Roscosmos on Tuesday, December 18.

The Expedition 57 crew, which includes Commander Gerst, NASA Flight Engineer Serena Aunon-Chancellor and Soyuz commander Sergey Prokopyev, is completing a 197-day mission spanning 3,152 orbits of Earth and a journey of 100 km.

Gerst will be returning from his second long-duration mission and will hold the flight duration record among ESA astronauts, having spent a total of 362 days in orbit. Expedition 58 will formally begin aboard the station at the time of undocking, with NASA’s Anne McClain, David Saint-Jacques of the Canadian Space Agency, and Kononenko comprising a three-person crew for just under three months.