Expedition 37/38 Russian Flight Engineer Sergey Ryazanskiy is fitted into his Russian Sokol suit as he and fellow crewmates NASA Flight Engineer Michael Hopkins and Soyuz Commander Oleg Kotov prepare for their Soyuz launch to the International Space Station, on Wednesday, Sept. 25, 2013, in Baikonur, Kazakhstan. Launch of the Soyuz rocket will send Ryazanskiy, Hopkins and Kotov on a five-month mission aboard the International Space Station. Photo Credit: (NASA/GCTC/Andrey Shelepin)
Expedition 37/38 Russian Flight Engineer Sergey Ryazanskiy is fitted into his Russian Sokol suit as he and fellow crewmates NASA Flight Engineer Michael Hopkins and Soyuz Commander Oleg Kotov prepare for their Soyuz launch to the International Space Station, on Wednesday, Sept. 25, 2013, in Baikonur, Kazakhstan. Launch of the Soyuz rocket will send Ryazanskiy, Hopkins and Kotov on a five-month mission aboard the International Space Station. Photo Credit: (NASA/GCTC/Andrey Shelepin)
Expedition 37/38 Russian Flight Engineer Sergey Ryazanskiy performs the traditional door signing before he and fellow crewmates, Soyuz Commander Oleg Kotov and NASA Flight Engineer Michael Hopkins depart the Cosmonaut Hotel for their Soyuz launch to the International Space Station on Wednesday, Sept. 25, 2013, in Baikonur, Kazakhstan. Launch of the Soyuz rocket will send Hopkins, Kotov and Ryazanskiy on a five-month mission aboard the International Space Station. Photo Credit: (NASA/Carla Cioffi)
Roscosmos cosmonaut Sergey Ryazanskiy is carried to the medical tent shortly after he and NASA astronaut Randy Bresnik, and ESA (European Space Agency) astronaut Paolo Nespoli landed in their Soyuz MS-05 spacecraft in a remote area near the town of Zhezkazgan, Kazakhstan on Thursday, Dec. 14, 2017. Bresnik, Nespoli and Ryazanskiy are returning after 139 days in space where they served as members of the Expedition 52 and 53 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)
Roscosmos cosmonaut Sergey Ryazanskiy rests in a chair shortly after he and NASA astronaut Randy Bresnik, and ESA (European Space Agency) astronaut Paolo Nespoli landed in their Soyuz MS-05 spacecraft in a remote area near the town of Zhezkazgan, Kazakhstan on Thursday, Dec. 14, 2017. Bresnik, Nespoli and Ryazanskiy are returning after 139 days in space where they served as members of the Expedition 52 and 53 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)
Roscosmos cosmonaut Sergey Ryazanskiy arrives at the Karaganda Airport in Kazakhstan airport after he, NASA astronaut Randy Bresnik and, ESA (European Space Agency) astronaut Paolo Nespoli landed in their Soyuz MS-05 spacecraft in a remote area near the town of Zhezkazgan, Kazakhstan on Thursday, Dec. 14, 2017. Bresnik, Nespoli and Ryazanskiy are returning after 139 days in space where they served as members of the Expedition 52 and 53 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)
Roscosmos cosmonaut Sergey Ryazanskiy rests in a chair shortly after he and NASA astronaut Randy Bresnik, and ESA (European Space Agency) astronaut Paolo Nespoli landed in their Soyuz MS-05 spacecraft in a remote area near the town of Zhezkazgan, Kazakhstan on Thursday, Dec. 14, 2017. Bresnik, Nespoli and Ryazanskiy are returning after 139 days in space where they served as members of the Expedition 52 and 53 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)
Roscosmos cosmonaut Sergey Ryazanskiy is seen during a Karaganda Airport welcome ceremony in Kazakhstan on Thursday, Dec. 14, 2017. 2017. Ryazanskiy, ESA (European Space Agency) astronaut Paolo Nespoli, and NASA astronaut Randy Bresnik are returning after 139 days in space where they served as members of the Expedition 52 and 53 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)
Roscosmos cosmonaut Sergey Ryazanskiy, center, arrives at the Karaganda Airport in Kazakhstan airport after he, NASA astronaut Randy Bresnik and, ESA (European Space Agency) astronaut Paolo Nespoli landed in their Soyuz MS-05 spacecraft in a remote area near the town of Zhezkazgan, Kazakhstan on Thursday, Dec. 14, 2017. Bresnik, Nespoli and Ryazanskiy are returning after 139 days in space where they served as members of the Expedition 52 and 53 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)
Expedition 37/38 Russian Flight Engineer Sergey Ryazanskiy performs the traditional door signing before he and fellow crewmates, Soyuz Commander Oleg Kotov and NASA Flight Engineer Michael Hopkins depart the Cosmonaut Hotel for their Soyuz launch to the International Space Station on Wednesday, Sept. 25, 2013, in Baikonur, Kazakhstan. Launch of the Soyuz rocket will send Hopkins, Kotov and Ryazanskiy on a five-month mission aboard the International Space Station. Photo Credit: (NASA/Carla Cioffi)
Expedition 37/38 Russian Flight Engineer Sergey Ryazanskiy is fitted into his Russian Sokol suit as he and fellow crewmates NASA Flight Engineer Michael Hopkins and Soyuz Commander Oleg Kotov prepare for their Soyuz launch to the International Space Station, on Wednesday, Sept. 25, 2013, in Baikonur, Kazakhstan. Launch of the Soyuz rocket will send Ryazanskiy, Hopkins and Kotov on a five-month mission aboard the International Space Station. Photo Credit: (NASA/GCTC/Andrey Shelepin)
Expedition 37 Russian Flight Engineer Sergey Ryazanskiy of the Russian Federal Space Agency (Roscosmos) talks during the State Commission meeting at the Cosmonaut Hotel, Tuesday, Sept. 24, 2013, in Kazakhstan. Launch of the Soyuz rocket is scheduled for September 26 and will send Ryazanskiy, Soyuz Commander Oleg Kotov and NASA Flight Engineer Michael Hopkins on a five and a half-month mission aboard the International Space Station. Photo Credit: (NASA/Carla Cioffi)
Expedition 37/38 crew members, Flight Engineer Michael Hopkins of NASA, left, Soyuz Commander Oleg Kotov of Roscosmos, and Russian Flight Engineer Sergey Ryazanskiy, right, wave farewell to family and friends as they depart the Cosmonaut Hotel to suit-up for their soyuz launch to the International Space Station on Wednesday, Wednesday, Sept. 25, 2013, in Baikonur, Kazakhstan. Launch of the Soyuz rocket will send Hopkins, Kotov and Ryazanskiy on a five-month mission aboard the International Space Station. Photo Credit: (NASA/Carla Cioffi)
Expedition 37/38 crew members, Flight Engineer Michael Hopkins of NASA, left, Soyuz Commander Oleg Kotov of Roscosmos, and Russian Flight Engineer Sergey Ryazanskiy, right, depart the Cosmonaut Hotel to suit-up for their soyuz launch to the International Space Station on Wednesday, Wednesday, Sept. 25, 2013, in Baikonur, Kazakhstan. Launch of the Soyuz rocket will send Hopkins, Kotov and Ryazanskiy on a five-month mission aboard the International Space Station. Photo Credit: (NASA/Carla Cioffi)
Expedition 37/38 crew members, Flight Engineer Michael Hopkins of NASA, left, Soyuz Commander Oleg Kotov of Roscosmos, and Russian Flight Engineer Sergey Ryazanskiy, right, wave farewell to family and friends as they depart the Cosmonaut Hotel to suit-up for their soyuz launch to the International Space Station on Wednesday, Wednesday, Sept. 25, 2013, in Baikonur, Kazakhstan. Launch of the Soyuz rocket will send Hopkins, Kotov and Ryazanskiy on a five-month mission aboard the International Space Station. Photo Credit: (NASA/Victor Zelentsov)
Roscosmos cosmonaut Sergey Ryazanskiy, foreground, and NASA astronaut Randy Bresnik, background, arrive at the Karaganda Airport in Kazakhstan airport after they and ESA (European Space Agency) astronaut Paolo Nespoli landed in their Soyuz MS-05 spacecraft in a remote area near the town of Zhezkazgan, Kazakhstan on Thursday, Dec. 14, 2017. Bresnik, Nespoli and Ryazanskiy are returning after 139 days in space where they served as members of the Expedition 52 and 53 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)
Roscosmos cosmonaut Sergey Ryazanskiy is helped out of the Soyuz MS-05 spacecraft just minutes after he, NASA astronaut Randy Bresnik, and ESA (European Space Agency) astronaut Paolo Nespoli, landed in a remote area near the town of Zhezkazgan, Kazakhstan on Thursday, Dec. 14, 2017. Bresnik, Nespoli and Ryazanskiy are returning after 139 days in space where they served as members of the Expedition 52 and 53 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)
Expedition 37/38 crew members, Flight Engineer Michael Hopkins of NASA, left, Soyuz Commander Oleg Kotov of Roscosmos, and Russian Flight Engineer Sergey Ryazanskiy, right, wave farewell to family and friends as they depart the Cosmonaut Hotel to suit-up for their soyuz launch to the International Space Station on Wednesday, Wednesday, Sept. 25, 2013, in Baikonur, Kazakhstan. Launch of the Soyuz rocket will send Hopkins, Kotov and Ryazanskiy on a five-month mission aboard the International Space Station. Photo Credit: (NASA/Victor Zelentsov)
NASA astronaut Randy Bresnik, left, Roscosmos cosmonaut Sergey Ryazanskiy, center, and ESA (European Space Agency) astronaut Paolo Nespoli sit in chairs outside the Soyuz MS-05 spacecraft a few moments after they landed in a remote area near the town of Zhezkazgan, Kazakhstan on Thursday, Dec. 14, 2017. Bresnik, Nespoli and Ryazanskiy are returning after 139 days in space where they served as members of the Expedition 52 and 53 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)
Expedition 37/38 NASA Flight Engineer Michael Hopkins, left, is fitted into his Russian Sokol suit as Russian Flight Engineer Sergey Ryazanskiy looks on, on Wednesday, Sept. 25, 2013, in Baikonur, Kazakhstan. Launch of the Soyuz rocket will send Hopkins, Kotov and Ryazanskiy on a five-month mission aboard the International Space Station. Photo Credit: (NASA/GCTC/Andrey Shelepin)
Expedition 52 flight engineer Sergey Ryazanskiy of Roscosmos is seen during a crew press conference at the Gagarin Cosmonaut Training Center (GCTC), Monday, July 10, 2017 in Star City, Russia. Photo Credit: (NASA/Bill Ingalls)
Expedition 52 flight engineer Sergey Ryazanskiy of Roscosmos answers a reporter's question during a crew press conference at the Gagarin Cosmonaut Training Center (GCTC), Monday, July 10, 2017 in Star City, Russia. Photo Credit: (NASA/Bill Ingalls)
Expedition 51 back up crew member, Soyuz Commander Sergey Ryazanskiy of Roscosmos, left, answers a question during a press conference held at the Cosmonaut Hotel in Baikonur, Kazakhstan on Wednesday, April 19, 2017. He is seen with Expedition 51 back up crew mate Randy Bresnik of NASA. The Expedition 51 prime crew is set to launch April 20 from the Baikonur Cosmodrome. Photo Credit: (NASA/Aubrey Gemignani)
Expedition 51 prime crew member Soyuz Commander Fyodor Yurchikhin of Roscosmos, left, laughs with Expedition 51 backup crew member Sergey Ryazanskiy of Roscosmos during a press conference on Wednesday, April 19, 2017 at the Cosmonaut Hotel in Baikonur, Kazakhstan. Launch of the Soyuz rocket is scheduled for April 20 and will carry Yurchikhin and Flight Engineer Jack Fischer of NASA into orbit to begin their four and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani).
Expedition 51 backup crew member, Sergey Ryazanskiy of Roscosmos answers a question during a press conference on Wednesday, April 19, 2017 at the Cosmonaut Hotel in Baikonur, Kazakhstan. Launch of the Soyuz rocket is scheduled for April 20 and will carry Expedition 51 prime crew members Soyuz Commander Fyodor Yurchikhin of Roscosmos and Flight Engineer Jack Fischer of NASA, into orbit to begin their four and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)
Expedition 37/38 Russian Flight Engineer Sergey Ryazanskiy has his Russian Sokol suit pressure checked ahead of his launch onboard a Soyuz TMA-10M spacecraft to the International Space Station with fellow crewmates NASA Flight Engineer Michael Hopkins and Soyuz Commander Oleg Kotov, on Wednesday, Sept. 25, 2013, in Baikonur, Kazakhstan. Launch of the Soyuz rocket will send the Expedition 37/38 crewmates on a five-month mission aboard the International Space Station. Photo Credit: (NASA/Carla Cioffi)
Expedition 37/38 Russian Flight Engineer Sergey Ryazanskiy has his Russian Sokol suit pressure checked ahead of his launch onboard a Soyuz TMA-10M spacecraft to the International Space Station with fellow crewmates NASA Flight Engineer Michael Hopkins and Soyuz Commander Oleg Kotov, on Wednesday, Sept. 25, 2013, in Baikonur, Kazakhstan. Launch of the Soyuz rocket will send the Expedition 37/38 crewmates on a five-month mission aboard the International Space Station. Photo Credit: (NASA/Carla Cioffi)
Expedition 37/38 Russian Flight Engineer Sergey Ryazanskiy has his Russian Sokol suit pressure checked ahead of his launch onboard a Soyuz TMA-10M spacecraft to the International Space Station with fellow crewmates NASA Flight Engineer Michael Hopkins and Soyuz Commander Oleg Kotov, on Wednesday, Sept. 25, 2013, in Baikonur, Kazakhstan. Launch of the Soyuz rocket will send the Expedition 37/38 crewmates on a five-month mission aboard the International Space Station. Photo Credit: (NASA/Carla Cioffi)
Expedition 37/38 Russian Flight Engineer Sergey Ryazanskiy has his Russian Sokol suit pressure checked ahead of his launch onboard a Soyuz TMA-10M spacecraft to the International Space Station with fellow crewmates NASA Flight Engineer Michael Hopkins and Soyuz Commander Oleg Kotov, on Wednesday, Sept. 25, 2013, in Baikonur, Kazakhstan. Launch of the Soyuz rocket will send the crewmates on a five-month mission aboard the International Space Station. Photo Credit: (NASA/GCTC/Andrey Shelepin)
Expedition 51 backup crew member Sergey Ryazanskiy of Roscosmos speaks during the State Commission meeting to approve the Soyuz launch of Expedition 51 to the International Space Station, Wednesday, April 19, 2017 at the Cosmonaut Hotel in Baikonur, Kazakhstan. The mission is set to launch April 20 from the Baikonur Cosmodrome. Photo Credit: (NASA/Aubrey Gemignani)
Expedition 37/38 Russian Flight Engineer Sergey Ryazanskiy speaks to family and friends after having his Russian Sokol suit pressure checked ahead of his launch onboard a Soyuz TMA-10M spacecraft to the International Space Station, on Wednesday, Sept. 25, 2013, in Baikonur, Kazakhstan. Launch of the Soyuz rocket will send the Expedition 37/38 crewmates on a five-month mission aboard the International Space Station. Photo Credit: (NASA/Carla Cioffi)
Expedition 37/38 Sergey Ryazanskiy is seen smiling after having his Russian Sokol suit pressure checked ahead of his launch onboard a Soyuz TMA-10M spacecraft to the International Space Station, on Wednesday, Sept. 25, 2013, in Baikonur, Kazakhstan. Launch of the Soyuz rocket will send the Expedition 37/38 crewmates on a five-month mission aboard the International Space Station. Photo Credit: (NASA/Carla Cioffi)
Expedition 37/38 Russian Flight Engineer Sergey Ryazanskiy is seen speaking to his family after having his Russian Sokol suit pressure checked ahead of his launch onboard a Soyuz TMA-10M spacecraft to the International Space Station, on Wednesday, Sept. 25, 2013, in Baikonur, Kazakhstan. Launch of the Soyuz rocket will send the Expedition 37/38 crewmates on a five-month mission aboard the International Space Station. Photo Credit: (NASA/Carla Cioffi)
ESA (European Space Agency) astronaut Paolo Nespoli, left, Roscosmos cosmonaut Sergey Ryazanskiy, center, and NASA astronaut Randy Bresnik are seen during a Karaganda Airport welcome ceremony in Kazakhstan on Thursday, Dec. 14, 2017. 2017. Nespoli, Bresnik, and Ryazanskiy are returning after 139 days in space where they served as members of the Expedition 52 and 53 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)
Expedition 37 NASA Flight Engineer Michael Hopkins, far left, Soyuz Commander Oleg Kotov and Russian Flight Engineer Sergey Ryazanskiy, far right, wave and give the thumbs up following a press conference held at the Cosmonaut Hotel, on Tuesday, Sept. 24, 2013, in Baikonur, Kazakhstan. Launch of the Soyuz rocket is scheduled for September 26 and will send Hopkings, Kotov, Ryazanski on a five and a half-month mission aboard the International Space Station. Photo Credit: (NASA/Carla Cioffi)
Expedition 52 flight engineers Sergey Ryazanskiy of Roscosmos, seated left, and Randy Bresnik of NASA are seen as they sign a guest book at the "Memorial working study of Yuri Gagarin" at the Gagarin Cosmonaut Training Center (GCTC), Monday, July 10, 2017 in Star City, Russia. The memorial study represents Gagarin's working study in the way it was abandoned by Gagarin on March 27, 1968 before leaving for the airfield for training flight that became his last. Photo Credit: (NASA/Bill Ingalls)
Expedition 52 flight engineers Sergey Ryazanskiy of Roscosmos, seated left, and Randy Bresnik of NASA are seen as they sign a guest book at the "Memorial working study of Yuri Gagarin" at the Gagarin Cosmonaut Training Center (GCTC), Monday, July 10, 2017 in Star City, Russia. The memorial study represents Gagarin's working study in the way it was abandoned by Gagarin on March 27, 1968 before leaving for the airfield for training flight that became his last. Photo Credit: (NASA/Bill Ingalls)
Expedition 51 prime crew members, Flight Engineer Jack Fischer of NASA, left, and Soyuz Commander Fyodor Yurchikhin of Roscosmos, second left, are seen with Expedition 51 back up crew members, Soyuz Commander Sergey Ryazanskiy of Roscosmos, second from right, and Flight Engineer Randy Bresnik of NASA, right, during a press conference held at the Cosmonaut Hotel in Baikonur, Kazakhstan on Wednesday, April 19, 2017. The mission is set to launch April 20 from the Baikonur Cosmodrome. Photo Credit: (NASA/Aubrey Gemignani)
Expedition 52 flight engineers Sergey Ryazanskiy of Roscosmos, seated left, and Randy Bresnik of NASA are seen as they sign a guest book at the "Memorial working study of Yuri Gagarin" at the Gagarin Cosmonaut Training Center (GCTC), Monday, July 10, 2017 in Star City, Russia. The memorial study represents Gagarin's working study in the way it was abandoned by Gagarin on March 27, 1968 before leaving for the airfield for training flight that became his last. Photo Credit: (NASA/Bill Ingalls)
Expedition 37 Soyuz Commander Oleg Kotov, left, and Russian Flight Engineer Sergey Ryazanskiy share a laugh at a press conference held at the Cosmonaut Hotel, on Tuesday, Sept. 24, 2013, in Baikonur, Kazakhstan. Launch of the Soyuz rocket is scheduled for September 26 and will send Kotov, Ryazanski and NASA Flight Engineer Michael Hopkins on a five and a half-month mission aboard the International Space Station. Photo Credit: (NASA/Carla Cioffi)
Expedition 51 prime crew members, Flight Engineer Jack Fischer of NASA, left, and Soyuz Commander Fyodor Yurchikhin of Roscosmos, second from left, pose for a photo with Expedition 51 back up crew members, Soyuz Commander Sergey Ryazanskiy of Roscosmos, second from right, and Flight Engineer Randy Bresnik of NASA, right, at the conclusion of the press conference held at the Cosmonaut Hotel in Baikonur, Kazakhstan on Wednesday, April 19, 2017. The mission is set to launch April 20 from the Baikonur Cosmodrome. Photo Credit: (NASA/Aubrey Gemignani)
The Expedition 51 backup crew, Soyuz Commander Sergey Ryazanskiy of Roscosmos, left, and Flight Engineer Randy Bresnik of NASA, right, are photographed in front of the Soyuz MS-04 spacecraft as it arrives at the launch pad by train on Monday, April 17, 2017 at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for April 20 Baikonur time and will send Expedition 51 prime crew, Soyuz Commander Fyodor Yurchikhin of Roscosmos and Flight Engineer Jack Fischer of NASA on a four and a half month mission aboard the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)
Expedition 51 prime crew members, Flight Engineer Jack Fischer of NASA, left, and Soyuz Commander Fyodor Yurchikhin of Roscosmos, second left, are seen with Expedition 51 back up crew members, Soyuz Commander Sergey Ryazanskiy of Roscosmos, second from right, and Flight Engineer Randy Bresnik of NASA, right at the State Commission meeting to approve the Soyuz launch of Expedition 51 to the International Space Station in Baikonur, Kazakhstan on Wednesday, April 19, 2017. The mission is set to launch April 20 from the Baikonur Cosmodrome. Photo Credit: (NASA/Aubrey Gemignani)
Expedition 51 prime crew members, Flight Engineer Jack Fischer of NASA, left, and Soyuz Commander Fyodor Yurchikhin of Roscosmos, second from left, pose for a photo with Expedition 51 back up crew members, Soyuz Commander Sergey Ryazanskiy of Roscosmos, second from right, and Flight Engineer Randy Bresnik of NASA, right, at the conclusion of the press conference held at the Cosmonaut Hotel in Baikonur, Kazakhstan on Wednesday, April 19, 2017. The mission is set to launch April 20 from the Baikonur Cosmodrome. Photo Credit: (NASA/Aubrey Gemignani)
nhq201707070008 (July 7, 2017) --- Expedition 52 flight engineers Paolo Nespoli of ESA, left, Sergey Ryazanskiy of Roscosmos, and Randy Bresnik of NASA answer questions from the press outside the Soyuz simulator ahead of their final Soyuz qualification exam, Friday, July 7, 2017 at the Gagarin Cosmonaut Training Center (GCTC) in Star City, Russia. Photo Credit: (NASA/Bill Ingalls)
nhq2017070600114 (July 6, 2017) --- Expedition 52 flight engineers Paolo Nespoli of ESA, left, Sergey Ryazanskiy of Roscosmos, center, and Randy Bresnik of NASA are seen as they start their second to last day of qualification exams, Thursday, July 6, 2017 at the Gagarin Cosmonaut Training Center (GCTC) in Star City, Russia. Photo Credit: (NASA/Bill Ingalls)
nhq201707070013 (July 7, 2017) --- Expedition 52 flight engineers Paolo Nespoli of ESA, left, Sergey Ryazanskiy of Roscosmos, and Randy Bresnik of NASA pose for a photograph outside the Soyuz simulator ahead of their final Soyuz qualification exam, Friday, July 7, 2017 at the Gagarin Cosmonaut Training Center (GCTC) in Star City, Russia. Photo Credit: (NASA/Bill Ingalls)
nhq2017070600112 (July 6, 2017) --- Expedition 52 flight engineers Paolo Nespoli of ESA, left, Sergey Ryazanskiy of Roscosmos, center, and Randy Bresnik of NASA are seen as they start their second to last day of qualification exams, Thursday, July 6, 2017 at the Gagarin Cosmonaut Training Center (GCTC) in Star City, Russia. Photo Credit: (NASA/Bill Ingalls)
nhq201707070005 (July 7, 2017) --- Expedition 52 flight engineers Randy Bresnik of NASA, left, Sergey Ryazanskiy of Roscosmos, center, and Paolo Nespoli of ESA prepare to answer questions from the press outside the Soyuz simulator ahead of their Soyuz qualification exams, Friday, July 7, 2017 at the Gagarin Cosmonaut Training Center (GCTC) in Star City, Russia. Photo Credit: (NASA/Bill Ingalls)
nhq201707070010 (July 7, 2017) --- Expedition 52 flight engineers Paolo Nespoli of ESA, left, Sergey Ryazanskiy of Roscosmos, and Randy Bresnik of NASA answer questions from the press outside the Soyuz simulator ahead of their final Soyuz qualification exam, Friday, July 7, 2017 at the Gagarin Cosmonaut Training Center (GCTC) in Star City, Russia. Photo Credit: (NASA/Bill Ingalls)
nhq2017070600115 (July 6, 2017) --- Expedition 52 flight engineers Paolo Nespoli of ESA, left, Sergey Ryazanskiy of Roscosmos, center, and Randy Bresnik of NASA are seen as they start their second to last day of qualification exams, Thursday, July 6, 2017 at the Gagarin Cosmonaut Training Center (GCTC) in Star City, Russia. Photo Credit: (NASA/Bill Ingalls)
nhq2017070600106 (July 6, 2017) --- Expedition 52 flight engineers Paolo Nespoli of ESA, left, Sergey Ryazanskiy of Roscosmos, center, and Randy Bresnik of NASA are seen as they start their second to last day of qualification exams, Thursday, July 6, 2017 at the Gagarin Cosmonaut Training Center (GCTC) in Star City, Russia. Photo Credit: (NASA/Bill Ingalls)
nhq201707070011 (July 7, 2017) --- Expedition 52 flight engineers Paolo Nespoli of ESA, left, and Sergey Ryazanskiy of Roscosmos answer questions from the press outside the Soyuz simulator ahead of their final Soyuz qualification exam with fellow Expedition 52 flight engineer Randy Bresnik of NASA, Friday, July 7, 2017 at the Gagarin Cosmonaut Training Center (GCTC) in Star City, Russia. Photo Credit: (NASA/Bill Ingalls)
Expedition 52 flight engineers Paolo Nespoli of ESA, left, Sergey Ryazanskiy of Roscosmos, center, and Expedition 52 flight engineer Randy Bresnik of NASA pose for group photograph at the conclusion of their crew press conference at the Gagarin Cosmonaut Training Center (GCTC), Monday, July 10, 2017 in Star City, Russia. Photo Credit: (NASA/Bill Ingalls)
nhq201707070015 (July 7, 2017) --- Expedition 52 flight engineer Sergey Ryazanskiy of Roscosmos waits to enter the Soyuz simulator ahead his final Soyuz qualification exam with fellow Expedition 52 flight engineers Paolo Nespoli of ESA, and Randy Bresnik of NASA, Friday, July 7, 2017 at the Gagarin Cosmonaut Training Center (GCTC) in Star City, Russia. Photo Credit: (NASA/Bill Ingalls)
Expedition 52 flight engineers Paolo Nespoli of ESA, left, Sergey Ryazanskiy of Roscosmos, center, and Randy Bresnik of NASA visit Red Square to lay roses at the site where Russian space icons are interred as part of traditional pre-launch ceremonies, Monday, July 10, 2017 in Moscow. Photo Credit: (NASA/Bill Ingalls)
Expedition 37 NASA Flight Engineer Michael Hopkins, far left, Soyuz Commander Oleg Kotov, Russian Flight Engineer Sergey Ryazanskiy, backup crewmembers Steve Swanson of NASA, Alexander Skvortsov of Russia and Oleg Artemyev of Russia, far right, are seen posing for a photo following a press conference held at the Cosmonaut Hotel, on Tuesday, Sept. 24, 2013, in Baikonur, Kazakhstan. Photo Credit: (NASA/Carla Cioffi)
Expedition 37 Russian Flight Engineer Sergey Ryazanskiy, top, NASA Flight Engineer Michael Hopkins, Soyuz Commander Oleg Kotov, bottom, wave farewell from the base of the Soyuz rocket at the Baikonur Cosmodrome in Baikonur, Kazakhstan, Thursday, Sept. 26, 2013. Their Soyuz TMA-10M rocket launched at 2:58 a.m. local time. Photo Credit: (NASA/Carla Cioffi)
Expedition 37 NASA Flight Engineer Michael Hopkins, far left, Soyuz Commander Oleg Kotov, Russian Flight Engineer Sergey Ryazanskiy, backup crewmembers Steve Swanson of NASA, Alexander Skvortsov of Russia and Oleg Artemyev of Russia, far right, are seen at a press conference held at the Cosmonaut Hotel, on Tuesday, Sept. 24, 2013, in Baikonur, Kazakhstan. Photo Credit: (NASA/Carla Cioffi)
nhq201707070012 (July 7, 2017) --- Expedition 52 flight engineer Sergey Ryazanskiy of Roscosmos answers questions from the press outside the Soyuz simulator ahead his final Soyuz qualification exam with fellow Expedition 52 flight engineers Paolo Nespoli of ESA and Randy Bresnik of NASA, Friday, July 7, 2017 at the Gagarin Cosmonaut Training Center (GCTC) in Star City, Russia. Photo Credit: (NASA/Bill Ingalls)
nhq201707070014 (July 7, 2017) --- Expedition 52 flight engineer Sergey Ryazanskiy of Roscosmos waits to enter the Soyuz simulator ahead his final Soyuz qualification exam with fellow Expedition 52 flight engineers Paolo Nespoli of ESA, background, and Randy Bresnik of NASA, Friday, July 7, 2017 at the Gagarin Cosmonaut Training Center (GCTC) in Star City, Russia. Photo Credit: (NASA/Bill Ingalls)
nhq2017070600111 (July 6, 2017) --- Expedition 52 flight engineers Paolo Nespoli of ESA, left, Sergey Ryazanskiy of Roscosmos, center, and Randy Bresnik of NASA are seen as they start their second to last day of qualification exams, Thursday, July 6, 2017 at the Gagarin Cosmonaut Training Center (GCTC) in Star City, Russia. Photo Credit: (NASA/Bill Ingalls)
nhq201707070003 (July 7, 2017) --- Expedition 52 flight engineers Paolo Nespoli of ESA, left, Sergey Ryazanskiy of Roscosmos, and Randy Bresnik of NASA prepare to don their Russian Sokol suits ahead of their final Soyuz qualification exam, Friday, July 7, 2017 at the Gagarin Cosmonaut Training Center (GCTC) in Star City, Russia. Photo Credit: (NASA/Bill Ingalls)
Expedition 52 flight engineers Paolo Nespoli of ESA, left, Sergey Ryazanskiy of Roscosmos, center, and Randy Bresnik of NASA visit Red Square prepare to lay roses at the site where Russian space icons are interred as part of traditional pre-launch ceremonies, Monday, July 10, 2017 in Moscow. Photo Credit: (NASA/Bill Ingalls)
Expedition 52 prime and backup crews: Paolo Nespoli of ESA, left, Randy Bresnik of NASA, Sergey Ryazanskiy of Roscosmos, Alexander Misurkin of Roscosmos, Norishige Kanai of the Japan Aerospace Exploration Agency (JAXA) and, Mark Vande Hei of NASA pose for group photograph at the conclusion of their crew press conference at the Gagarin Cosmonaut Training Center (GCTC), Monday, July 10, 2017 in Star City, Russia. Photo Credit: (NASA/Bill Ingalls)
Expedition 52 flight engineers Paolo Nespoli of ESA, left, Randy Bresnik of NASA, Sergey Ryazanskiy of Roscosmos, and backup crew members, Alexander Misurkin of Roscosmos, Mark Vande Hei of NASA, and Norishige Kanai of the Japan Aerospace Exploration Agency (JAXA), right, pose for a group photograph in Red Square after having laid roses at the site where Russian space icons are interred as part of traditional pre-launch ceremonies, Monday, July 10, 2017 in Moscow. Photo Credit: (NASA/Bill Ingalls)
iss053e238919 (Nov. 21, 2017) --- Cosmonauts Alexander Misurkin (foreground) and Sergey Ryazanskiy participate in a remotely guided eye exam with assistance from doctors on Earth using Optical Coherence Tomography gear. Misurkin was the Crew Medical Officer and Ryazanskiy was the subject helping doctors understand how living in microgravity impacts vision.
ISS037-E-003215 (27 Sept. 2013) --- Russian cosmonaut Sergey Ryazanskiy, Expedition 37 flight engineer, works in the Kibo laboratory of the International Space Station.
Expedition 52 flight engineers Paolo Nespoli of ESA, seated left, Sergey Ryazanskiy of Roscosmos, seated center, Randy Bresnik of NASA, seated right, joined by backup crew members, Norishige Kanai, standing left, Alexander Misurkin, not pictured, and Mark Vande Hei, right, are seen as they sign a guest book at the "Memorial working study of Yuri Gagarin" at the Gagarin Cosmonaut Training Center (GCTC), Monday, July 10, 2017 in Star City, Russia. The memorial study represents Gagarin's working study in the way it was abandoned by Gagarin on March 27, 1968 before leaving for the airfield for training flight that became his last. Photo Credit: (NASA/Bill Ingalls)
Expedition 52 backup crew members, Norishige Kanai, seated left, Alexander Misurkin, and Mark Vande Hei, seated right, sign a guest book at the "Memorial working study of Yuri Gagarin" at the Gagarin Cosmonaut Training Center (GCTC) as Expedition 52 flight engineers Paolo Nespoli of ESA, standing left, Sergey Ryazanskiy of Roscosmos, center, and Randy Bresnik of NASA, look on, Monday, July 10, 2017 in Star City, Russia. The memorial study represents Gagarin's working study in the way it was abandoned by Gagarin on March 27, 1968 before leaving for the airfield for training flight that became his last. Photo Credit: (NASA/Bill Ingalls)
nhq201707070004 (July 7, 2017) --- Expedition 52 flight engineers Paolo Nespoli of ESA, left, Sergey Ryazanskiy of Roscosmos, center, and Randy Bresnik of NASA meet with, Cosmonaut Yuri Gidzenko, left, Cosmonaut Yuri Malenchenko, Deputy Director, GCTC, Cosmonaut Alexander Kaleri, John McBrine, NASA Director of Operations, GCTC and Mark Bowman, NASA Soyuz Technical Lead ahead of the crew's final Soyuz qualification exam, Friday, July 7, 2017 at the Gagarin Cosmonaut Training Center (GCTC) in Star City, Russia. Photo Credit: (NASA/Bill Ingalls)
PHOTO DATE: 5-3-13 LOCATION: Bldg. 9NW - ISS Mockups SUBJECT: Soyuz 36 crew (Oleg Kotov, Sergey Ryazanskiy and Michael Hopkins) in their Routine Ops training. PHOTOGRAPHER: Lauren Harnett
ISS038-E-051648 (20 Feb. 2014) --- Russian cosmonaut Sergey Ryazanskiy, Expedition 38 flight engineer, works with cables in the Zvezda Service Module of the International Space Station.
ISS037-E-003211 (27 Sept. 2013) --- Russian cosmonaut Sergey Ryazanskiy, Expedition 37 flight engineer, moves cargo in the Zarya Functional Cargo Block (FGB) of the International Space Station.
JSC2013-E-013367 (February 2013) --- Portrait of Expedition 35 backup Flight Engineer Sergei Ryazanskiy of Roscosmos, attired in his Russian Sokol launch and entry suit. Photo credit: Gagarin Cosmonaut Training Center
ISS038-E-032824 (14 Jan. 2014) --- Russian cosmonaut Sergey Ryazanskiy, Expedition 38 flight engineer, uses a computer in the Zvezda Service Module of the International Space Station.
PHOTO DATE: 5-3-13 LOCATION: Bldg. 9NW - ISS Mockups SUBJECT: Soyuz 36 crew (Oleg Kotov, Sergey Ryazanskiy and Michael Hopkins) in their Routine Ops training. PHOTOGRAPHER: Lauren Harnett
ISS037-E-005750 (2 Oct. 2013) --- NASA astronaut Karen Nyberg and Russian cosmonaut Sergey Ryazanskiy, both Expedition 37 flight engineers, look at a computer monitor in the Unity node of the International Space Station.
ISS038-E-002151 (18 Nov. 2013) --- Russian cosmonaut Sergey Ryazanskiy, Expedition 38 flight engineer, works in the Zvezda Service Module of the International Space Station.
ISS038-E-006668 (22 Nov. 2013) --- Russian cosmonaut Sergey Ryazanskiy, Expedition 38 flight engineer, floats freely while working in the Russian segment of the International Space Station.
PHOTO DATE: 5-3-13 LOCATION: Bldg. 9NW - ISS Mockups SUBJECT: Soyuz 36 crew (Oleg Kotov, Sergey Ryazanskiy and Michael Hopkins) in their Routine Ops training. PHOTOGRAPHER: Lauren Harnett
ISS038-E-006669 (22 Nov. 2013) --- Russian cosmonaut Sergey Ryazanskiy, Expedition 38 flight engineer, floats freely while working in the Russian segment of the International Space Station.
PHOTO DATE: 5-3-13 LOCATION: Bldg. 9NW - ISS Mockups SUBJECT: Soyuz 36 crew (Oleg Kotov, Sergey Ryazanskiy and Michael Hopkins) in their Routine Ops training. PHOTOGRAPHER: Lauren Harnett
ISS037-E-016947 (19 Oct. 2013) --- Russian cosmonaut Sergey Ryazanskiy, Expedition 37 flight engineer, floats through a hatch in the Russian segment of the International Space Station.
ISS037-E-002634 (26 Sept. 2013) --- Recently-arrived Russian cosmonaut Sergey Ryazanskiy, Expedition 37 flight engineer, is pictured in the Zarya Functional Cargo Block (FGB) of the International Space Station.
ISS037-E-010433 (11 Oct. 2013) --- Russian cosmonaut Sergey Ryazanskiy, Expedition 37 flight engineer, works with a Russian Orlan spacesuit in the Pirs Docking Compartment of the International Space Station.
ISS037-E-005744 (2 Oct. 2013) --- Russian cosmonaut Sergey Ryazanskiy, Expedition 37 flight engineer, holds a computer in the Unity node of the International Space Station.
PHOTO DATE: 5-3-13 LOCATION: Bldg. 9NW - ISS Mockups SUBJECT: Soyuz 36 crew (Oleg Kotov, Sergey Ryazanskiy and Michael Hopkins) in their Routine Ops training. PHOTOGRAPHER: Lauren Harnett
At the Gagarin Cosmonaut Training Center in Star City, Russia, the Expedition 37/38 prime crewmembers check in with Russian officials Sept. 3 prior to the start of a round of qualification exams for their launch to the International Space Station later this month. Flight Engineer Sergey Ryazanskiy (far left), Soyuz Commander Oleg Kotov (left and center) and NASA Flight Engineer Michael Hopkins (left and far right) are greeted by GCTC Director Sergei Krikalev (right in blue suit) and NASA astronaut Shannon Walker (right and to Krilkalev’s left). Kotov, Ryazanskiy and Hopkins are scheduled to launch Sept. 26 from the Baikonur Cosmodrome in Kazakhstan in their Soyuz TMA-10M spacecraft. NASA/Stephanie Stoll
ISS038-E-036094 (27 Jan. 2014) --- Russian cosmonauts Oleg Kotov (right), Expedition 38 commander, and Sergey Ryazanskiy, flight engineer, attired in Russian Orlan spacesuits, participate in a session of extravehicular activity (EVA) in support of assembly and maintenance on the International Space Station. During the six-hour, eight-minute spacewalk, Kotov and Ryazanskiy completed the installation of a pair of high fidelity cameras that experienced connectivity issues during the Dec. 27 spacewalk, and retrieved scientific gear outside the station's Russian segment.
ISS037-E-028082 (9 Nov. 2013) --- Russian cosmonaut Sergey Ryazanskiy, Expedition 37 flight engineer, attired in a Russian Orlan spacesuit, participates in a session of extravehicular activity (EVA) in support of assembly and maintenance on the International Space Station. During the five-hour, 50-minute spacewalk, Ryazanskiy and Russian cosmonaut Oleg Kotov (out of frame) continued the setup of a combination EVA workstation and biaxial pointing platform that was installed during an Expedition 36 spacewalk on Aug. 22.
Matryoshka Dolls depicting Expedition 53 Commander Randy Bresnik of NASA, left, Sergey Ryazanskiy of the Russian space agency Roscosmos, center, and Flight Engineers Paolo Nespoli of ESA (European Space Agency) are seen at a Karaganda Airport welcome ceremony in Kazakhstan on Thursday, Dec. 14, 2017. 2017. Bresnik, Nespoli and Ryazanskiy are returning after 139 days in space where they served as members of the Expedition 52 and 53 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)
NASA astronaut Randy Bresnik rests in a chair shortly after he and ESA (European Space Agency) astronaut Paolo Nespoli, and Roscosmos cosmonaut Sergey Ryazanskiy landed in their Soyuz MS-05 spacecraft in a remote area near the town of Zhezkazgan, Kazakhstan on Thursday, Dec. 14, 2017. Bresnik, Nespoli and Ryazanskiy are returning after 139 days in space where they served as members of the Expedition 52 and 53 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)
Expedition 53 Commander Randy Bresnik of NASA is seen holding documents inside the Soyuz Capsule after having landed with Flight Engineers Paolo Nespoli of ESA (European Space Agency) and Sergey Ryazanskiy of the Russian space agency Roscosmos near the town of Zhezkazgan, Kazakhstan on Thursday, Dec. 14, 2017. Bresnik, Nespoli and Ryazanskiy are returning after 139 days in space where they served as members of the Expedition 52 and 53 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)
NASA astronaut Randy Bresnik is carried to the medical tent shortly after he and ESA (European Space Agency) astronaut Paolo Nespoli, and Roscosmos cosmonaut Sergey Ryazanskiy landed in their Soyuz MS-05 spacecraft in a remote area near the town of Zhezkazgan, Kazakhstan on Thursday, Dec. 14, 2017. Bresnik, Nespoli and Ryazanskiy are returning after 139 days in space where they served as members of the Expedition 52 and 53 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)
Expedition 37/38 NASA Flight Engineer Michael Hopkins is fitted into his Russian Sokol suit as he and fellow crewmates Soyuz Commander Oleg Kotov and Russian Flight Engineer Sergey Ryazanskiy prepare for their Soyuz launch to the International Space Station, on Wednesday, Sept. 25, 2013, in Baikonur, Kazakhstan. Launch of the Soyuz rocket will send Hopkins, Kotov and Ryazanskiy on a five-month mission aboard the International Space Station. Photo Credit: (NASA/GCTC/Andrey Shelepin)
ISS038-E-036126 (27 Jan. 2014) --- Russian cosmonauts Oleg Kotov (right), Expedition 38 commander, and Sergey Ryazanskiy, flight engineer, attired in Russian Orlan spacesuits, participate in a session of extravehicular activity (EVA) in support of assembly and maintenance on the International Space Station. During the six-hour, eight-minute spacewalk, Kotov and Ryazanskiy completed the installation of a pair of high fidelity cameras that experienced connectivity issues during the Dec. 27 spacewalk, and retrieved scientific gear outside the station's Russian segment.
Girls in traditional Kazakhstan dress wait to welcome the return of Expedition 53 Commander Randy Bresnik of NASA and Flight Engineers Paolo Nespoli of ESA (European Space Agency) and Sergey Ryazanskiy of the Russian space agency Roscosmos at a Karaganda Airport welcome ceremony in Kazakhstan on Thursday, Dec. 14, 2017. 2017. Bresnik, Nespoli and Ryazanskiy are returning after 139 days in space where they served as members of the Expedition 52 and 53 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)
Russian support personnel work around the Soyuz MS-05 spacecraft shortly after it landed with Expedition 53 Commander Randy Bresnik of NASA and Flight Engineers Paolo Nespoli of ESA (European Space Agency) and Sergey Ryazanskiy of the Russian space agency Roscosmos near the town of Zhezkazgan, Kazakhstan on Thursday, Dec. 14, 2017. Bresnik, Nespoli and Ryazanskiy are returning after 139 days in space where they served as members of the Expedition 52 and 53 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)
Expedition 37/38 NASA Flight Engineer Michael Hopkins performs the traditional door signing before he and fellow crewmates, Soyuz Commander Oleg Kotov, Russian Flight Engineer Sergey Ryazanskiy depart the Cosmonaut Hotel for their Soyuz launch to the International Space Station on Wednesday, Sept. 25, 2013, in Baikonur, Kazakhstan. Launch of the Soyuz rocket will send Hopkins, Kotov and Ryazanskiy on a five-month mission aboard the International Space Station. Photo Credit: (NASA/Carla Cioffi)