Proper noun
Gerst (plural Gersts)
A surname.
Alexander Gerst also had a say in the selection of CIMON’s screen face and computer voice so that he, too, could ‘make friends’ with his electronic colleague. Source: Internet
Cosmonauts Alexander Gerst, Serena M. Aunon-Chancellor, and Sergey Prokopyev, who were launched aboard Soyuz MS-09 on June 6, 2018, had been trained in the center before their flight to the ISS. Source: Internet
Gerst is the only astronaut of the mission that had participated in a space mission in 2014. Source: Internet