Expedition 64 backup crew member Petr Dubov of Roscosmos.
Expedition 64 crew member Sergey Ryzhikov of Roscosmos.
Camila Morales-Navas conducts final preparations on the Electrochemical Ammonia Removal system prior to parabolic flight testing.
Cosmonaut Sergey Ryzhikov during spin chair training.
Cosmonaut Sergey Kud-Sverchkov during spin chair training.
Cosmonauts Sergey Ryzhikov and Sergey Kud-Sverchkov take part in tilt table training,
Cosmonaut Sergey Kud-Sverchkov plants a tree.
Expedition 64 crew members pose for a picture.
Cosmonaut Sergey Ryzhikov waters a tree.
NASA astronaut Kate Rubins waters a tree.
