Backup crew for December’s Soyuz MS-07 launch for Expedition 54/55, Jeanette Epps, Sergei Prokopyev and ESA’s Alexander Gerst. This crew then moves to prime for Soyuz MS-09, planned for launch in 2018.
Backup crew for December’s Soyuz MS-07 launch for Expedition 54/55, Jeanette Epp…