
Expedition 51 Soyuz Commander Fyodor Yurchikhin of Roscosmos has his Russian Sokol suit pressure checked in preparation for launch aboard the Soyuz MS-04 spacecraft on Thursday, April 20, 2017, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for 1:13pm April 20 Baikonur time, and will carry Yurchikhin and fellow crewmate, 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 Soyuz Commander Fyodor Yurchikhin of Roscosmos speaks with his family after having his Russian Sokol suit pressure checked in preparation for launch onboard the Soyuz MS-04 spacecraft on Thursday, April 20, 2017 at the Baikonur Cosmodrome in Kazakhstan. The Soyuz spacecraft with Yurchikhin and Flight Engineer Jack Fischer of NASA is scheduled to launch at 1:13pm Baikonur time on April 20. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 51 Flight Engineer Jack Fischer of NASA, top, and Soyuz Commander Fyodor Yurchikhin of Roscosmos, bottom, speak with family after having their Russian Sokol suits pressure checked in preparation for launch onboard the Soyuz MS-04 spacecraft on Thursday, April 20, 2017 at the Baikonur Cosmodrome in Kazakhstan. The Soyuz spacecraft with Fischer and Yurchikhin is scheduled to launch at 1:13pm Baikonur time on April 20. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 51 Flight Engineer Jack Fischer of NASA, top right, and Soyuz Commander Fyodor Yurchikhin of Roscosmos, bottom right, speak with family after having their Russian Sokol suits pressure checked in preparation for launch onboard the Soyuz MS-04 spacecraft on Thursday, April 20, 2017 at the Baikonur Cosmodrome in Kazakhstan. The Soyuz spacecraft with Fischer and Yurchikhin is scheduled to launch at 1:13pm Baikonur time on April 20. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 51 Flight Engineer Jack Fischer of NASA speaks with his family after having his Russian Sokol suit pressure checked in preparation for launch onboard the Soyuz MS-04 spacecraft on Thursday, April 20, 2017 at the Baikonur Cosmodrome in Kazakhstan. The Soyuz spacecraft with Fischer and Soyuz Commander Fyodor Yurchikhin of Roscosmos is scheduled to launch at 1:13pm Baikonur time on April 20. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 51 Flight Engineer Jack Fischer of NASA has his Russian Sokol suit pressure checked in preparation for his launch aboard the Soyuz MS-04 spacecraft on Thursday, April 20, 2017 at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for 1:13pm April 20 Baikonur time, and will carry Fischer and fellow crewmate, Soyuz Commander Fyodor Yurchikhin of Roscosmos into orbit to begin their four and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 51 Flight Engineer Jack Fischer of NASA has his Russian Sokol suit pressure checked in preparation for his launch aboard the Soyuz MS-04 spacecraft on Thursday, April 20, 2017 at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for 1:13pm April 20 Baikonur time, and will carry Fischer and fellow crewmate, Soyuz Commander Fyodor Yurchikhin of Roscosmos into orbit to begin their four and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 51 Flight Engineer Jack Fischer of NASA speaks with his family after having his Russian Sokol suit pressure checked in preparation for launch onboard the Soyuz MS-04 spacecraft on Thursday, April 20, 2017 at the Baikonur Cosmodrome in Kazakhstan. The Soyuz spacecraft with Fischer and Soyuz Commander Fyodor Yurchikhin of Roscosmos is scheduled to launch at 1:13pm Baikonur time on April 20. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 51 Soyuz Commander Fyodor Yurchikhin of Roscosmos is helped up after having his Russian Sokol suit pressure checked in preparation for launch aboard the Soyuz MS-04 spacecraft on Thursday, April 20, 2017, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for 1:13pm April 20 Baikonur time, and will carry Yurchikhin and fellow crewmate, 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 Soyuz Commander Fyodor Yurchikhin of Roscosmos smiles at friends and family after having his Russian Sokol suit pressure checked in preparation for launch aboard the Soyuz MS-04 spacecraft on Thursday, April 20, 2017 at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for 1:13pm April 20 Baikonur time, and will Yurchikhin and crewmate 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 Flight Engineer Jack Fischer of NASA speaks with his family after having his Russian Sokol suit pressure checked in preparation for launch onboard the Soyuz MS-04 spacecraft on Thursday, April 20, 2017 at the Baikonur Cosmodrome in Kazakhstan. The Soyuz spacecraft with Fischer and Soyuz Commander Fyodor Yurchikhin of Roscosmos is scheduled to launch at 1:13pm Baikonur time on April 20. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 51 Flight Engineer Jack Fischer of NASA waves to friends and family while he waits to have his Russian Sokol suit pressure checked in preparation for his launch aboard the Soyuz MS-04 spacecraft on Thursday, April 20, 2017 at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for 1:13pm April 20 Baikonur time, and will carry Fischer and fellow crewmate, Soyuz Commander Fyodor Yurchikhin of Roscosmos into orbit to begin their four and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 58 Soyuz Commander Oleg Kononenko of Roscosmos waves at family and friends after completing his Russian Sokol suit pressure check in preparation for his launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry Kononenko, Flight Engineer Anne McClain of NASA, and Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 58 Flight Engineer Anne McClain of NASA has her Russian Sokol suit pressure checked in preparation for her launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry McClain, Soyuz Commander Oleg Kononenko of Roscosmos, and Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: ((GCTC/NASA/Andrey Shelepin))

Expedition 58 Flight Engineer Anne McClain of NASA waves at the media while waiting to have her Russian Sokol suit pressure checked in preparation for her launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry McClain, Soyuz Commander Oleg Kononenko of Roscosmos, and Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 58 Flight Engineer Anne McClain of NASA waits to have her Russian Sokol suit pressure checked in preparation for her launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry McClain, Soyuz Commander Oleg Kononenko of Roscosmos, and Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: ((GCTC/NASA/Andrey Shelepin))

Expedition 51 Flight Engineer Jack Fischer of NASA is helped up after having his Russian Sokol suit pressure checked in preparation for his launch aboard the Soyuz MS-04 spacecraft on Thursday, April 20, 2017 at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for 1:13pm April 20 Baikonur time, and will carry Fischer and fellow crewmate, Soyuz Commander Fyodor Yurchikhin of Roscosmos into orbit to begin their four and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 51 Flight Engineer Jack Fischer of NASA smiles at friends and family while his crewmate Soyuz Commander Fyodor Yurchikhin of Roscosmos has his Russian Sokol suit pressure checked in preparation for launch aboard the Soyuz MS-04 spacecraft on Thursday, April 20, 2017 at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for 1:13pm April 20 Baikonur time, and will carry Fischer and Yurchikhin into orbit to begin their four and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 58 Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) has his Russian Sokol suit pressure checked in preparation for his launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry Saint-Jacques, Flight Engineer Anne McClain of NASA, and Soyuz Commander Oleg Kononenko of Roscosmos into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 58 Flight Engineer Anne McClain of NASA has her Russian Sokol suit pressure checked in preparation for her launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry McClain, Soyuz Commander Oleg Kononenko of Roscosmos, and Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 58 Flight Engineer Anne McClain of NASA has her Russian Sokol suit pressure checked in preparation for her launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry McClain, Soyuz Commander Oleg Kononenko of Roscosmos, and Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 58 Soyuz Commander Oleg Kononenko of Roscosmos is helped up after completing his Russian Sokol suit pressure check in preparation for his launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry Kononenko, Flight Engineer Anne McClain of NASA, and Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 58 Flight Engineer Anne McClain of NASA speaks with friends and family after having her Russian Sokol suit pressure checked in preparation for her launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry McClain, Soyuz Commander Oleg Kononenko of Roscosmos, and Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 58 Flight Engineer Anne McClain of NASA waits to have her Russian Sokol suit pressure checked in preparation for her launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry McClain, Soyuz Commander Oleg Kononenko of Roscosmos, and Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 58 Flight Engineer Anne McClain of NASA takes a selfie with backup crew member Andrew Morgan of NASA while waiting to have her Russian Sokol suit pressure checked in preparation for her launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry McClain, Soyuz Commander Oleg Kononenko of Roscosmos, and Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 58 Flight Engineer Anne McClain of NASA has her Russian Sokol suit pressure checked in preparation for her launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry McClain, Soyuz Commander Oleg Kononenko of Roscosmos, and Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 58 Soyuz Commander Oleg Kononenko of Roscosmos has his Russian Sokol suit pressure checked in preparation for his launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry Kononenko, Flight Engineer Anne McClain of NASA, and Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: ((GCTC/NASA/Andrey Shelepin))

Expedition 58 Soyuz Commander Oleg Kononenko of Roscosmos has his Russian Sokol suit pressure checked in preparation for his launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry Kononenko, Flight Engineer Anne McClain of NASA, and Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 58 Flight Engineer Anne McClain of NASA has her Russian Sokol suit pressure checked in preparation for her launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry McClain, Soyuz Commander Oleg Kononenko of Roscosmos, and Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 58 Soyuz Commander Oleg Kononenko of Roscosmos has his Russian Sokol suit pressure checked in preparation for his launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry Kononenko, Flight Engineer Anne McClain of NASA, and Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 51 Flight Engineer Jack Fischer of NASA has his Russian Sokol suit pressure checked in preparation for launch aboard the Soyuz MS-04 spacecraft on Thursday, April 20, 2017 at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for 1:13 p.m. April 20 Baikonur time, and will carry Fischer and crewmate Soyuz Commander Fyodor Yurchikhin of Roscosmos into orbit to begin their four and a half month mission on the International Space Station. Photo Credit: (GCTC/Andrey Shelepin)

Expedition 51 Soyuz Commander Fyodor Yurchikhin of Roscosmos has his Russian Sokol suit pressure checked in preparation for launch aboard the Soyuz MS-04 spacecraft on Thursday, April 20, 2017 at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for 1:13 p.m. April 20 Baikonur time, and will carry Yurchikhin and crewmate Flight Engineer Jack Fischer of NASA into orbit to begin their four and a half month mission on the International Space Station. Photo Credit: (GCTC/Andrey Shelepin)

Expedition 51 Flight Engineer Jack Fischer of NASA has his Russian Sokol suit pressure checked in preparation for launch aboard the Soyuz MS-04 spacecraft on Thursday, April 20, 2017 at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for 1:13 p.m. April 20 Baikonur time, and will carry Fischer and crewmate Soyuz Commander Fyodor Yurchikhin of Roscosmos into orbit to begin their four and a half month mission on the International Space Station. Photo Credit: (GCTC/Andrey Shelepin)

Expedition 51 Flight Engineer Jack Fischer of NASA has his Russian Sokol suit pressure checked in preparation for launch aboard the Soyuz MS-04 spacecraft on Thursday, April 20, 2017 at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for 1:13 p.m. April 20 Baikonur time, and will carry Fischer and crewmate Soyuz Commander Fyodor Yurchikhin of Roscosmos into orbit to begin their four and a half month mission on the International Space Station. Photo Credit: (GCTC/Andrey Shelepin)

Expedition 51 Flight Engineer Jack Fischer of NASA waits to have his Russian Sokol suit pressure checked in preparation for launch aboard the Soyuz MS-04 spacecraft on Thursday, April 20, 2017 at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for 1:13 p.m. April 20 Baikonur time, and will carry Fischer and crewmate Soyuz Commander Fyodor Yurchikhin of Roscosmos into orbit to begin their four and a half month mission on the International Space Station. Photo Credit: (GCTC/Andrey Shelepin)

Expedition 51 Soyuz Commander Fyodor Yurchikhin of Roscosmos has his Russian Sokol suit pressure checked in preparation for launch aboard the Soyuz MS-04 spacecraft on Thursday, April 20, 2017 at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for 1:13 p.m. April 20 Baikonur time, and will carry Yurchikhin and crewmate Flight Engineer Jack Fischer of NASA into orbit to begin their four and a half month mission on the International Space Station. Photo Credit: (GCTC/Andrey Shelepin)

Expedition 58 Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) is helped up after completing his Russian Sokol suit pressure check in preparation for his launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry Saint-Jacques, Flight Engineer Anne McClain of NASA, and Soyuz Commander Oleg Kononenko of Roscosmos into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 58 Flight Engineer Anne McClain of NASA hugs backup crew member Luca Parmitano of ESA (European Space Agency) while she waits to have her Russian Sokol suit pressure checked in preparation for her launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry McClain, Soyuz Commander Oleg Kononenko of Roscosmos, and Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 58 Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) waits to have his Russian Sokol suit pressure checked in preparation for his launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry Saint-Jacques, Flight Engineer Anne McClain of NASA, and Soyuz Commander Oleg Kononenko of Roscosmos into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 58 Flight Engineer Anne McClain of NASA speaks with backup crew member Luca Parmitano of ESA (European Space Agency) while she waits to have her Russian Sokol suit pressure checked in preparation for her launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry McClain, Soyuz Commander Oleg Kononenko of Roscosmos, and Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 58 Soyuz Commander Oleg Kononenko of Roscosmos, left, and Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) speak to family and friends after having their Russian Sokol suits pressure checked in preparation for their launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry Kononenko, Saint-Jacques, and Flight Engineer Anne McClain of NASA into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)
Expedition 58 Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) has his Russian Sokol suit pressure checked in preparation for his launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry Saint-Jacques, Flight Engineer Anne McClain of NASA, and Soyuz Commander Oleg Kononenko of Roscosmos into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: ((GCTC/NASA/Andrey Shelepin))

Expedition 58 Flight Engineer Anne McClain of NASA speaks with backup crew member Luca Parmitano of ESA (European Space Agency) while she waits to have her Russian Sokol suit pressure checked in preparation for her launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry McClain, Soyuz Commander Oleg Kononenko of Roscosmos, and Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 58 Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) poses for a photo while he waits to have his Russian Sokol suit pressure checked in preparation for his launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry Saint-Jacques, Flight Engineer Anne McClain of NASA, and Soyuz Commander Oleg Kononenko of Roscosmos into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 58 Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) blows kisses to his family while waiting to have his Russian Sokol suit pressure checked in preparation for his launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry Saint-Jacques, Flight Engineer Anne McClain of NASA, and Soyuz Commander Oleg Kononenko of Roscosmos into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) speaks to family and friends after having his Russian Sokol suit pressure checked in preparation for his launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry Saint-Jacques, Soyuz Commander Oleg Kononenko of Roscosmos, and Flight Engineer Anne McClain of NASA into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 58 Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) has his Russian Sokol suit pressure checked in preparation for his launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry Saint-Jacques, Flight Engineer Anne McClain of NASA, and Soyuz Commander Oleg Kononenko of Roscosmos into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 41 Flight Engineer Barry Wilmore of NASA, right, waits to have his Russian Sokol suit pressure checked while Soyuz Commander Alexander Samokutyaev of the Russian Federal Space Agency (Roscosmos) has his suit checked on Thursday, Sept. 25, 2014, at the Baikonur Cosmodrome in Baikonur, Kazakhstan. Launch of the Soyuz rocket is scheduled for the early hours of Sept. 26 (Kazakhstan time) and will carry Samokutyaev, Wilmore, and Flight Engineer Elena Serova of Roscosmos into orbit to begin their five and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 58 Flight Engineer Anne McClain of NASA, who is in quarantine, puts her hand up to the glass to meet her mother at the conclusion of a press conference, Sunday, Dec. 2, 2018 at the Cosmonaut Hotel in Baikonur, Kazakhstan. Launch of the Soyuz rocket is scheduled for Dec. 3 that will carry McClain, Soyuz Commander Oleg Kononenko of Roscosmos, and Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani). Expedition 58 Flight Engineer Anne McClain of NASA, who is in quarantine, puts her hand up to the glass to meet her mother after having her Russian Sokol suit pressure checked in preparation for her launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry McClain, Soyuz Commander Oleg Kononenko of Roscosmos, and Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: ((GCTC/NASA/Andrey Shelepin))

Expedition 51 Flight Engineer Jack Fischer of NASA speaks with his family after having his Russian Sokol suit pressure checked in preparation for launch onboard the Soyuz MS-04 spacecraft on Thursday, April 20, 2017 at the Baikonur Cosmodrome in Kazakhstan. The Soyuz spacecraft with Fischer and Soyuz Commander Fyodor Yurchikhin of Roscosmos is scheduled to launch at 1:13 p.m. Baikonur time on April 20. Photo Credit: (GCTC/Andrey Shelepin)

Expedition 41 Soyuz Commander Alexander Samokutyaev of the Russian Federal Space Agency (Roscosmos) has his Russian Sokol suit pressure checked in preparation for his launch aboard the Soyuz TMA-14M spacecraft on Thursday, Sept. 25, 2014, at the Baikonur Cosmodrome in Baikonur, Kazakhstan. Launch of the Soyuz rocket is scheduled for the early hours of Sept. 26 (Kazakhstan time) and will carry Samokutyaev and fellow crewmates, Flight Engineer Elena Serova of Roscosmos and Flight Engineer Barry Wilmore of NASA, into orbit to begin their five and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 42 crew members, Soyuz Commander Anton Shkaplerov of the Russian Federal Space Agency (Roscosmos), left, Flight Engineer Samantha Cristoforetti of the European Space Agency (ESA), center, and Flight Engineer Terry Virts of NASA, right, prepare for pressure checks of their Sokol suits in Building 254 following their suit up for launch, Sunday, Nov. 23, 2014, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the early hours of Nov. 24 and will carry Virts, Shkaplerov, and Cristoforetti into orbit to begin their five and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 42 Flight Engineer Terry Virts has his Russian Sokol suit pressure checked in preparation for his launch aboard the Soyuz TMA-15M spacecraft on Sunday, Nov. 23, 2014, at the Baikonur Cosmodrome in Baikonur, Kazakhstan. Launch of the Soyuz rocket is scheduled for the early hours of Nov. 24 and will carry Virts and fellow crewmates, Flight Engineer Samantha Cristoforetti of the European Space Agency (ESA) and Soyuz Commander Anton Shkaplerov of the Russian Federal Space Agency (Roscosmos) into orbit to begin their five and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 42 Flight Engineer Terry Virts has his Russian Sokol suit pressure checked in preparation for his launch aboard the Soyuz TMA-15M spacecraft on Sunday, Nov. 23, 2014, at the Baikonur Cosmodrome in Baikonur, Kazakhstan. Launch of the Soyuz rocket is scheduled for the early hours of Nov. 24 and will carry Virts and fellow crewmates, Flight Engineer Samantha Cristoforetti of the European Space Agency (ESA) and Soyuz Commander Anton Shkaplerov of the Russian Federal Space Agency (Roscosmos) into orbit to begin their five and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 42 Soyuz Commander Anton Shkaplerov of the Russian Federal Space Agency (Roscosmos) waves to friends and family as he has his Russian Sokol suit pressure checked in preparation for his launch aboard the Soyuz TMA-15M spacecraft on Sunday, Nov. 23, 2014, at Building 254 in the Baikonur Cosmodrome in Baikonur, Kazakhstan. Launch of the Soyuz rocket is scheduled for the early hours of Nov. 24 and will carry Shkaplerov and fellow crewmates, Flight Engineers Terry Virts of NASA and Samantha Cristoforetti of the European Space Agency (ESA) into orbit to begin their five and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 42 Flight Engineer Samantha Cristoforetti of the European Space Agency (ESA) waits for a pressure check of her Sokol suit in Building 254 following her suit up for launch, Sunday, Nov. 23, 2014, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the early hours of Nov. 24 and will carry Cristoforetti and fellow crewmates, Flight Engineer Terry Virts of NASA and Soyuz Commander Anton Shkaplerov of the Russian Federal Space Agency (Roscosmos) into orbit to begin their five and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 58 crew, from top to bottom, Flight Engineer Anne McClain of NASA, Soyuz Commander Oleg Kononenko of Roscosmos, and Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) speak to family and friends after having their Russian Sokol suits pressure checked in preparation for their launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry Kononenko, Saint-Jacques, and McClain into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 42 Flight Engineer Terry Virts of NASA gives a thumbs up while waiting for a pressure check of his Sokol suit in Building 254 following his suit up for launch, Sunday, Nov. 23, 2014, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the early hours of Nov. 24 and will carry Virts and fellow crewmates, Flight Engineer Samantha Cristoforetti of the European Space Agency (ESA) and Soyuz Commander Anton Shkaplerov of the Russian Federal Space Agency (Roscosmos) into orbit to begin their five and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 42 Soyuz Commander Anton Shkaplerov of the Russian Federal Space Agency (Roscosmos) has his Russian Sokol suit pressure checked in preparation for his launch aboard the Soyuz TMA-15M spacecraft on Sunday, Nov. 23, 2014, at Building 254 in the Baikonur Cosmodrome in Baikonur, Kazakhstan. Launch of the Soyuz rocket is scheduled for the early hours of Nov. 24 and will carry Shkaplerov and fellow crewmates, Flight Engineers Terry Virts of NASA and Samantha Cristoforetti of the European Space Agency (ESA) into orbit to begin their five and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 41 Flight Engineer Barry Wilmore of NASA waits to have his Russian Sokol suit pressure checked in preparation for his launch aboard the Soyuz TMA-14M spacecraft on Thursday, Sept. 25, 2014, at the Baikonur Cosmodrome in Baikonur, Kazakhstan. Launch of the Soyuz rocket is scheduled for the early hours of Sept. 26 (Kazakhstan time) and will carry Wilmore and fellow crewmates, Flight Engineer Elena Serova and Soyuz Commander Alexander Samokutyaev of the Russian Federal Space Agency (Roscosmos), into orbit to begin their five and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 42 Flight Engineer Terry Virts has his Russian Sokol suit pressure checked in preparation for his launch aboard the Soyuz TMA-15M spacecraft on Sunday, Nov. 23, 2014, at the Baikonur Cosmodrome in Baikonur, Kazakhstan. Launch of the Soyuz rocket is scheduled for the early hours of Nov. 24 and will carry Virts and fellow crewmates, Flight Engineer Samantha Cristoforetti of the European Space Agency (ESA) and Soyuz Commander Anton Shkaplerov of the Russian Federal Space Agency (Roscosmos) into orbit to begin their five and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 42 crew members, Flight Engineer Terry Virts of NASA, left, Soyuz Commander Anton Shkaplerov of the Russian Federal Space Agency (Roscosmos), center, and Flight Engineer Samantha Cristoforetti of the European Space Agency (ESA), right, prepare for pressure checks of their Sokol suits in Building 254 following their suit up for launch, Sunday, Nov. 23, 2014, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the early hours of Nov. 24 and will carry Virts, Shkaplerov, and Cristoforetti into orbit to begin their five and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 42 Flight Engineer Terry Virts of NASA waits for a pressure check of his Sokol suit in Building 254 following his suit up for launch, Sunday, Nov. 23, 2014, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the early hours of Nov. 24 and will carry Virts and fellow crewmates, Flight Engineer Samantha Cristoforetti of the European Space Agency (ESA) and Soyuz Commander Anton Shkaplerov of the Russian Federal Space Agency (Roscosmos) into orbit to begin their five and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 42 Soyuz Commander Anton Shkaplerov of the Russian Federal Space Agency (Roscosmos) is helped up after having his Russian Sokol suit pressure checked in preparation for his launch aboard the Soyuz TMA-15M spacecraft on Sunday, Nov. 23, 2014, at the Baikonur Cosmodrome in Baikonur, Kazakhstan. Launch of the Soyuz rocket is scheduled for the early hours of Nov. 24 and will carry Shkaplerov and fellow crewmates, Flight Engineers Terry Virts of NASA and Samantha Cristoforetti of the European Space Agency (ESA) into orbit to begin their five and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 58 crew, from top to bottom, Flight Engineer Anne McClain of NASA, Soyuz Commander Oleg Kononenko of Roscosmos, and Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) speak to family and friends after having their Russian Sokol suits pressure checked in preparation for their launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry Kononenko, Saint-Jacques, and McClain into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 42 Soyuz Commander Anton Shkaplerov of the Russian Federal Space Agency (Roscosmos) has his Russian Sokol suit pressure checked in preparation for his launch aboard the Soyuz TMA-15M spacecraft on Sunday, Nov. 23, 2014, at Building 254 in the Baikonur Cosmodrome in Baikonur, Kazakhstan. Launch of the Soyuz rocket is scheduled for the early hours of Nov. 24 and will carry Shkaplerov and fellow crewmates, Flight Engineers Terry Virts of NASA and Samantha Cristoforetti of the European Space Agency (ESA) into orbit to begin their five and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 42 Soyuz Commander Anton Shkaplerov of the Russian Federal Space Agency (Roscosmos) has his Russian Sokol suit pressure checked in preparation for his launch aboard the Soyuz TMA-15M spacecraft on Sunday, Nov. 23, 2014, at Building 254 in the Baikonur Cosmodrome in Baikonur, Kazakhstan. Launch of the Soyuz rocket is scheduled for the early hours of Nov. 24 and will carry Shkaplerov and fellow crewmates, Flight Engineers Terry Virts of NASA and Samantha Cristoforetti of the European Space Agency (ESA) into orbit to begin their five and a half month mission on the International Space Station. Photo Credit: (NASA/GCTC/Andrey Shelepin)

Expedition 41 Soyuz Commander Alexander Samokutyaev of the Russian Federal Space Agency (Roscosmos) has his Russian Sokol suit pressure checked in preparation for his launch aboard the Soyuz TMA-14M spacecraft on Thursday, Sept. 25, 2014, at the Baikonur Cosmodrome in Baikonur, Kazakhstan. Launch of the Soyuz rocket is scheduled for the early hours of Sept. 26 (Kazakhstan time) and will carry Samokutyaev and fellow crewmates, Flight Engineer Elena Serova of Roscosmos and Flight Engineer Barry Wilmore of NASA, into orbit to begin their five and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 41 Flight Engineer Barry Wilmore of NASA, left, Soyuz Commander Alexander Samokutyaev of the Russian Federal Space Agency (Roscosmos), and Flight Engineer Elena Serova of Roscosmos are seen while they wait to have their Russian Sokol suits pressure checked in preparation for their launch aboard the Soyuz TMA-14M spacecraft on Thursday, Sept. 25, 2014, at the Baiknour Cosmodrome, in Baikonur, Kazakhstan. Launch of the Soyuz rocket is scheduled for the early hours of Sept. 26 (Kazakhstan time) and will carry Wilmore, Samokutyaev, and Serova into orbit to begin their five and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 58 backup crew member Luca Parmitano of ESA (European Space Agency) speaks with Expedition 58 prime crew member Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) while he waits to have his Russian Sokol suit pressure checked in preparation for his launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry Saint-Jacques, Soyuz Commander Oleg Kononenko of Roscosmos, and Flight Engineer Anne McClain of NASA into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 41 Flight Engineer Elena Serova of the Russian Federal Space Agency (Roscosmos) is helped up after her Russian Sokol suit was pressure checked in preparation for her launch aboard the Soyuz TMA-14M spacecraft on Thursday, Sept. 25, 2014, at the Baikonur Cosmodrome in Baikonur, Kazakhstan. Launch of the Soyuz rocket is scheduled for the early hours of Sept. 26 (Kazakhstan time) and will carry Serova and fellow crewmates, Soyuz Commander Alexander Samokutyaev of Roscosmos and Flight Engineer Barry Wilmore of NASA, into orbit to begin their five and a half month mission on the International Space Station. Serova will become the fourth Russian woman to fly in space and the first Russian woman to live and work on the station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 41 Flight Engineer Elena Serova of the Russian Federal Space Agency (Roscosmos) has her Russian Sokol suit pressure checked in preparation for her launch aboard the Soyuz TMA-14M spacecraft on Thursday, Sept. 25, 2014, at the Baikonur Cosmodrome in Baikonur, Kazakhstan. Launch of the Soyuz rocket is scheduled for the early hours of Sept. 26 (Kazakhstan time) and will carry Serova and fellow crewmates, Soyuz Commander Alexander Samokutyaev of Roscosmos and Flight Engineer Barry Wilmore of NASA, into orbit to begin their five and a half month mission on the International Space Station. Serova will become the fourth Russian woman to fly in space and the first Russian woman to live and work on the station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 41 Flight Engineer Barry Wilmore of NASA, left, speaks with backup crew member Flight Engineer Scott Kelly of NASA while he waits to have his Russian Sokol suit pressure checked in preparation for his launch aboard the Soyuz TMA-14M spacecraft on Thursday, Sept. 25, 2014, at the Baikonur Cosmodrome in Baikonur, Kazakhstan. Launch of the Soyuz rocket is scheduled for the early hours of Sept. 26 (Kazakhstan time) and will carry Wilmore and fellow crewmates, Flight Engineer Elena Serova and Soyuz Commander Alexander Samokutyaev of the Russian Federal Space Agency (Roscosmos), into orbit to begin their five and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 58 backup crew member Luca Parmitano of ESA (European Space Agency) fist bumps Expedition 58 prime crew member Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) while he waits to have his Russian Sokol suit pressure checked in preparation for his launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry Saint-Jacques, Soyuz Commander Oleg Kononenko of Roscosmos, and Flight Engineer Anne McClain of NASA into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Aubrey Gemignani)

Expedition 42 Flight Engineer Samantha Cristoforetti of the European Space Agency (ESA) has her Russian Sokol suit pressure checked in preparation for her launch aboard the Soyuz TMA-15M spacecraft on Sunday, Nov. 23, 2014, at the Baikonur Cosmodrome in Baikonur, Kazakhstan. Launch of the Soyuz rocket is scheduled for the early hours of Nov. 24 and will carry Cristoforetti and fellow crewmates, Soyuz Commander Anton Shkaplerov of the Russian Federal Space Agency (Roscosmos), and Flight Engineer Terry Virts of NASA, into orbit to begin their five and a half month mission on the International Space Station. Photo Credit: (NASA/GCTC/Andrey Shelepin)

Expedition 58 Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) is helped into his Russian Sokol suit as he and fellow crewmates, Flight Engineer Anne McClain of NASA and Soyuz Commander Oleg Kononenko of Roscosmos prepare for their Soyuz launch to the International Space Station, on Monday, Dec. 3, 2018 at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry Kononenko, McClain, and Saint-Jacques into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: ((GCTC/NASA/Andrey Shelepin))

Expedition 58 Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) is helped into his Russian Sokol suit as he and fellow crewmates, Flight Engineer Anne McClain of NASA and Soyuz Commander Oleg Kononenko of Roscosmos prepare for their Soyuz launch to the International Space Station, on Monday, Dec. 3, 2018 at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry Kononenko, McClain, and Saint-Jacques into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: ((GCTC/NASA/Andrey Shelepin))

Expedition 41 Soyuz Commander Alexander Samokutyaev of the Russian Federal Space Agency (Roscosmos) has his Russian Sokol suit pressure checked in preparation for his launch onboard the Soyuz TMA-14M spacecraft on Thursday, September 25, 2014 at the Baikonur Cosmodrome in Kazakhstan. The Soyuz spacecraft with Samokutyaev, Expedition 41 Flight Engineer Elena Serova of Roscosmos and Flight Engineer Barry Wilmore of NASA is scheduled to launch at 2:25 a.m. Kazakhstan Time on Friday, September 26. Photo Credit: (NASA/Joel Kowsky)

Expedition 51 Soyuz Commander Fyodor Yurchikhin of Roscosmos has his Russian Sokol suit pressure checked in preparation for launch aboard the Soyuz MS-04 spacecraft on Thursday, April 20, 2017, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for 1:13pm April 20 Baikonur time, and will carry Yurchikhin and fellow crewmate, 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 Flight Engineer Jack Fischer of NASA, bottom right, and Soyuz Commander Fyodor Yurchikhin of Roscosmos, top right, speak with leadership of Roscosmos and NASA after having their Russian Sokol suits pressure checked in preparation for launch onboard the Soyuz MS-04 spacecraft on Thursday, April 20, 2017 at the Baikonur Cosmodrome in Kazakhstan. The Soyuz spacecraft with Fischer and Yurchikhin is scheduled to launch at 1:13pm Baikonur time on April 20. Photo Credit: (NASA/Victor Zelentsov)

Expedition 41 Soyuz Commander Alexander Samokutyaev of the Russian Federal Space Agency (Roscosmos) has his Russian Sokol suit pressure checked in preparation for his launch onboard the Soyuz TMA-14M spacecraft on Thursday, September 25, 2014 at the Baikonur Cosmodrome in Kazakhstan. The Soyuz spacecraft with Samokutyaev, Expedition 41 Flight Engineer Elena Serova of Roscosmos and Flight Engineer Barry Wilmore of NASA is scheduled to launch at 2:25 a.m. Kazakhstan Time on Friday, September 26. Photo Credit: (NASA/Joel Kowsky)

Expedition 51 Flight Engineer Jack Fischer of NASA gives his wife Elizabeth a kiss through glass while in quarantine, after having his Russian Sokol suit pressure checked in preparation for launch onboard the Soyuz MS-04 spacecraft on Thursday, April 20, 2017 at the Baikonur Cosmodrome in Kazakhstan. The Soyuz spacecraft with Fischer and Soyuz Commander Fyodor Yurchikhin of Roscosmos is scheduled to launch at 1:13 p.m. Baikonur time on April 20. Photo Credit: (NASA/Victor Zelentsov)

Expedition 41 Flight Engineer Barry Wilmore of NASA prepares to have his Russian Sokol suit pressure checked in preparation for his launch onboard the Soyuz TMA-14M spacecraft on Thursday, September 25, 2014, at the Baikonur Cosmodrome in Kazakhstan. The Soyuz spacecraft with Wilmore, Expedition 41 Soyuz Commander Alexander Samokutyaev and Flight Engineer Elena Serova of the Russian Federal Space Agency (Roscosmos) is scheduled to launch at 2:25 a.m. Kazakhstan Time on Friday, September 26. Photo Credit: (NASA/Joel Kowsky)

Expedition 51 Soyuz Commander Fyodor Yurchikhin of Roscosmos poses for a photo with his daughter after having his Russian Sokol suit pressure checked in preparation for launch onboard the Soyuz MS-04 spacecraft on Thursday, April 20, 2017 at the Baikonur Cosmodrome in Kazakhstan. The Soyuz spacecraft with Yurchikhin and Flight Engineer Jack Fischer of NASA is scheduled to launch at 1:13 p.m. Baikonur time on April 20. Photo Credit: (NASA/Victor Zelentsov)

Expedition 58 crew, from left to right, Flight Engineer Anne McClain of NASA, Soyuz Commander Oleg Kononenko of Roscosmos, and Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) are seen just after being helped into their Russian Sokol suits in Baikonur, Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry McClain, Kononenko, and Saint-Jacques into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: ((GCTC/NASA/Andrey Shelepin))

Expedition 41 Flight Engineer Barry Wilmore of NASA, left, Soyuz Commander Alexander Samokutyaev of the Russian Federal Space Agency (Roscosmos), center, and Flight Engineer Elena Serova of Roscosmos, right, are seen prior to having their Russian Sokol suits pressure checked in preparation for their launch onboard the Soyuz TMA-14M spacecraft on Thursday, September 25, 2014, at the Baikonur Cosmodrome in Kazakhstan. The Soyuz spacecraft with Wilmore, Samokutyaev, and Serova is scheduled to launch at 2:25 a.m. Kazakhstan Time on Friday, September 26. Photo Credit: (NASA/Joel Kowsky)

Expedition 41 Flight Engineer Elena Serova of the Russian Federal Space Agency (Roscosmos) has her Russian Sokol suit pressure checked in preparation for her launch onboard the Soyuz TMA-14M spacecraft on Thursday, September 25, 2014, at the Baikonur Cosmodrome in Kazakhstan. The Soyuz spacecraft with Serova, Expedition 41 Soyuz Commander Alexander Samokutyaev of Roscosmos and Flight Engineer Barry WIlmore of NASA is scheduled to launch at 2:25 a.m. Kazakhstan Time on Friday, September 26. Serova will become the fourth Russian woman to fly in space and the first Russian woman to live and work on the station. Photo Credit: (NASA/Joel Kowsky)

Expedition 41 Flight Engineer Barry Wilmore of NASA, left, Soyuz Commander Alexander Samokutyaev of the Russian Federal Space Agency, (Roscosmos), center, and Flight Engineer Elena Serova of Roscosmos, right, are seen as they talk with family members after having their Russian Sokol suits pressure checked in preparation for their launch onboard the Soyuz TMA-14M spacecraft on Thursday, Sept. 25, 2014 at the Baikonur Cosmodrome in Baikonur, Kazakhstan. The Soyuz spacecraft with Wilmore, Samokutyaev, and Serova is scheduled to launch at 2:25 a.m. Kazakhstan time on Friday, Sept. 26. Photo Credit: (NASA/Victor Zelentsov)

Expedition 58 Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) puts his hands up to the glass, to meet his sons while in quarantine, after having his Russian Sokol suit pressure checked in preparation for his launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry Saint-Jacques, Soyuz Commander Oleg Kononenko of Roscosmos, and Flight Engineer Anne McClain of NASA, and into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Victor Zelentsov)

Expedition 58 crew, from left to right, Flight Engineer Anne McClain of NASA, Soyuz Commander Oleg Kononenko of Roscosmos, and Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) speak to family and friends after having their Russian Sokol suits pressure checked in preparation for their launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry Kononenko, Saint-Jacques, and McClain into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Victor Zelentsov)

Expedition 58 Flight Engineer Anne McClain of NASA puts her hands up to the glass to meet her mother, while in quarantine, after having her Russian Sokol suit pressure checked in preparation for her launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry McClain, Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA), and Soyuz Commander Oleg Kononenko of Roscosmos into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Victor Zelentsov)

Expedition 41 Flight Engineer Elena Serova of the Russian Federal Space Agency (Roscosmos) has her Russian Sokol suit pressure checked in preparation for her launch onboard the Soyuz TMA-14M spacecraft on Thursday, September 25, 2014, at the Baikonur Cosmodrome in Kazakhstan. The Soyuz spacecraft with Serova, Expedition 41 Soyuz Commander Alexander Samokutyaev of Roscosmos and Flight Engineer Barry WIlmore of NASA is scheduled to launch at 2:25 a.m. Kazakhstan Time on Friday, September 26. Serova will become the fourth Russian woman to fly in space and the first Russian woman to live and work on the station. Photo Credit: (NASA/Joel Kowsky)

Expedition 58 Soyuz Commander Oleg Kononenko of Roscosmos puts his hands up to the glass, to meet his daughters, while in quarantine, after having his Russian Sokol suit pressure checked in preparation for his launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry Kononenko, Flight Engineer Anne McClain of NASA, and Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Victor Zelentsov)

Expedition 58 crew, from top right to bottom right, Flight Engineer Anne McClain of NASA, Soyuz Commander Oleg Kononenko of Roscosmos, and Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) speak to leadership of Roscosmos, NASA, and the CSA after having their Russian Sokol suits pressure checked in preparation for their launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry Kononenko, Saint-Jacques, and McClain into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Victor Zelentsov)

Expedition 58 Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) puts his hands up to the glass, to meet his daughter, while in quarantine, after having his Russian Sokol suit pressure checked in preparation for his launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry Saint-Jacques, Soyuz Commander Oleg Kononenko of Roscosmos, and Flight Engineer Anne McClain of NASA, and into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Victor Zelentsov)

Expedition 41 Flight Engineer Elena Serova of the Russian Federal Space Agency (Roscosmos) is seen prior to having her Russian Sokol suit pressure checked in preparation for her launch onboard the Soyuz TMA-14M spacecraft on Thursday, September 25, 2014, at the Baikonur Cosmodrome in Kazakhstan. The Soyuz spacecraft with Serova, Expedition 41 Soyuz Commander Alexander Samokutyaev of Roscosmos and Flight Engineer Barry WIlmore of NASA is scheduled to launch at 2:25 a.m. Kazakhstan Time on Friday, September 26. Serova will become the fourth Russian woman to fly in space and the first Russian woman to live and work on the station. Photo Credit: (NASA/Joel Kowsky)

Expedition 42 Flight Engineer Samantha Cristoforetti of the European Space Agency (ESA) has her Russian Sokol suit pressure checked in preparation for her launch aboard the Soyuz TMA-15M spacecraft on Sunday, Nov. 23, 2014, at the Baikonur Cosmodrome in Baikonur, Kazakhstan. Launch of the Soyuz rocket is scheduled for the early hours of Nov. 24 and will carry Cristoforetti and fellow crewmates, Soyuz Commander Anton Shkaplerov of the Russian Federal Space Agency (Roscosmos), and Flight Engineer Terry Virts of NASA, into orbit to begin their five and a half month mission on the International Space Station. Photo Credit: (NASA/GCTC/Andrey Shelepin)

Expedition 41 Flight Engineer Barry Wilmore of NASA speaks with his family after having his Russian Sokol suit pressure checked in preparation for his launch onboard the Soyuz TMA-14M spacecraft on Thursday, Sept. 25, 2014 at the Baikonur Cosmodrome in Baikonur, Kazakhstan. The Soyuz spacecraft with Wilmore, Soyuz Commander Alexander Samokutyaev of the Russian Federal Space Agency (Roscosmos), and Flight Engineer Elena Serova of Roscosmos is scheduled to launch at 2:25 a.m. Kazakhstan Time on Friday, Sept. 26. Photo Credit: (NASA/Victor Zelentsov)

Expedition 41 Flight Engineer Elena Serova of the Russian Federal Space Agency (Roscosmos), prepares to have her Russian Sokol suit pressure checked in preparation for her launch onboard the Soyuz TMA-14M spacecraft on Thursday, September 25, 2014, at the Baikonur Cosmodrome in Kazakhstan. The Soyuz spacecraft with Serova, Expedition 41 Soyuz Commander Alexander Samokutyaev of Roscosmos and Flight Engineer Barry WIlmore of NASA is scheduled to launch at 2:25 a.m. Kazakhstan Time on Friday, September 26. Serova will become the fourth Russian woman to fly in space and the first Russian woman to live and work on the station. Photo Credit: (NASA/Joel Kowsky)

Expedition 58 crew, from top right to bottom right, Flight Engineer Anne McClain of NASA, Soyuz Commander Oleg Kononenko of Roscosmos, and Flight Engineer David Saint-Jacques of the Canadian Space Agency (CSA) walk out of building 254 to meet with leadership of Roscosmos after having their Russian Sokol suits pressure checked in preparation for their launch aboard the Soyuz MS-11 spacecraft on Monday, Dec. 3, 2018, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for the same day and will carry Kononenko, Saint-Jacques, and McClain into orbit to begin their six and a half month mission on the International Space Station. Photo Credit: (NASA/Victor Zelentsov)