horizons mission
Earth's outpost in space
International Space Station ISS

Alexander Gerst horizons – a journey of discovery for science and society

Alexander Gerst returned to Earth on 20 December 2018, after spending 197 days in space, The Soyuz MS-09 landed according to plan at 06:02 Central European Time (CET) near Karaganda in the steppe of Kazakhstan. The spacecraft with the German ESA astronaut and the NASA astronaut Serena Aunon-Chancellor and the Russian cosmonaut Sergey Prokopyev had left the space station at 02:40 CET. Just under three and a half hours later, the crew of ISS Expedition 57 had solid ground under their feet again.

Gerst embarked on his mission to the International Space Station –'horizons - knowledge for tomorrow –on 6 June 2018. There he worked for the second time in the largest international technology project of all time. From the beginning of October he was also commander of the ISS.