During the Expedition 53 spacewalk, Joe Acaba and Randy “Komrade” Bresnik refurbished the Canadarm2 robotic arm and the Dextre robotic arm extension.
For the Expedition 53, Soyuz MS-05 launched on July 28, 2017, transporting Randy Bresnik, Sergey Ryzhikov, and Paolo Nespoli, who would make up the Expedition 52/53 crew. MS-05 docked with the Rassvet (MRM-1) module six hours later. Then, on September 13, 2017, Soyuz MS-06 launched, transporting Alexander Misurkin, Mark T. Vande Hei, and Joe Acaba. MS-06 docked with the Poisk (MRM-2) module six hours later.