Expedition 56-57 crew members (from left) Serena Auñón-Chancellor of NASA, Sergei Propokev of Roscosmos and Alexander Gerst of the European Space Agency work inside the Space Station Airlock Test Article to train for the procedures necessary to prepare for a spacewalk.
Information
Taken in
Johnson Space Center
Author
NASA
Description
Expedition 56-57 crew members (from left) Serena Auñón-Chancellor of NASA, Sergei Propokev of Roscosmos and Alexander Gerst of the European Space Agency work inside the Space Station Airlock Test Article to train for the procedures necessary to prepare for a spacewalk.