加加林宇航员培训中心
In 2004 Stevenin received spacewalk training in NASA's Extravehicular Mobility Unit (EMU) spacesuits at the Johnson Space Center and at the Neutral Buoyancy Laboratory in Houston, and completed in 2011 six weeks of EVA training and certification in the Russian Orlan space suit at the Yuri Gagarin Cosmonaut Training Center (Star City, Russia), in Moscow with ESA astronaut Andreas Mogensen.