iss059-s-001 (May 16, 2018) --- The official mission insignia for Expedition 59.

Expedition 59 backup crewmember Alexander Skvortsov of Roscosmos is blessed by a Russian Orthodox Priest in the Cosmonaut Hotel prior to departing for the prime crew's launch on a Soyuz rocket, Thursday, March 14, 2019 in Baikonur, Kazakhstan. Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 backup crewmember Drew Morgan of NASA answers questions during a press conference, Wednesday, March 13, 2019 at the Cosmonaut Hotel in Baikonur, Kazakhstan. Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 backup crewmember Alexander Skvortsov of Roscosmos answers questions during a press conference, Wednesday, March 13, 2019 at the Cosmonaut Hotel in Baikonur, Kazakhstan. Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 backup crewmember Drew Morgan of NASA is blessed by a Russian Orthodox Priest in the Cosmonaut Hotel prior to departing for the prime crew's launch on a Soyuz rocket, Thursday, March 14, 2019 in Baikonur, Kazakhstan. Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 cosmonaut Alexey Ovchinin of Roscosmos gets his hair cut, Tuesday, March 12, 2019 at the Cosmonaut Hotel in Baikonur, Kazakhstan. Ovchinin and fellow Expedition 59 crewmembers Nick Hague and Christina Koch of NASA will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 cosmonaut Alexey Ovchinin of Roscosmos gets his hair cut, Tuesday, March 12, 2019 at the Cosmonaut Hotel in Baikonur, Kazakhstan. Ovchinin and fellow Expedition 59 crewmembers Nick Hague and Christina Koch of NASA will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 cosmonaut Alexey Ovchinin of Roscosmos gets his hair cut, Tuesday, March 12, 2019 at the Cosmonaut Hotel in Baikonur, Kazakhstan. Ovchinin and fellow Expedition 59 crewmembers Nick Hague and Christina Koch of NASA will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Crowds begin to gather outside the Cosmonaut Hotel prior to Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, and Alexey Ovchinin of Roscosmos departing for their Soyuz launch to the International Space Station, Thursday, March 14, 2019 in Baikonur, Kazakhstan. Hague, Koch, and Ovchinin will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

NASA and Roscosmos teams arrive at the Krayniy Airport in Baikonur, Kazakhstan in advance of the launch of Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos, Monday, March 11, 2019. Hague, Koch, and Ovchinin will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

A camel is seen as NASA and Roscosmos teams arrive at the Krayniy Airport in Baikonur, Kazakhstan several days ahead of the launch of Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos, Monday, March 11, 2019. Hague, Koch, and Ovchinin will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The lobby of the Cosmonaut Hotel sits empty prior to Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, and Alexey Ovchinin of Roscosmos departing for their Soyuz launch to the International Space Station, Thursday, March 14, 2019 in Baikonur, Kazakhstan. Hague, Koch, and Ovchinin will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 backup crewmember Luca Parmitano of the European Space Agency answers questions during a press conference, Wednesday, March 13, 2019 at the Cosmonaut Hotel in Baikonur, Kazakhstan. Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 backup crewmember Luca Parmitano of the European Space Agency is blessed by a Russian Orthodox Priest in the Cosmonaut Hotel prior to departing for the prime crew's launch on a Soyuz rocket, Thursday, March 14, 2019 in Baikonur, Kazakhstan. Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 backup crewmembers Drew Morgan of NASA, left, and Luca Parmitano of the European Space Agency watch as the Soyuz rocket is transported by train to the launch pad, Tuesday, March 12, 2019 at the Baikonur Cosmodrome in Kazakhstan. Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos, will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The bus carrying NASA, Canadian Space Agency, Roscosmos, and Russian Search and Recovery Forces pulls into Zhezkazgan, Kazakhstan in advance of the landing of Expedition 59 crew members Anne McClain of NASA, David Saint-Jacques of the Canadian Space Agency, and Oleg Kononenko of Roscosmos, Monday, June 24, 2019. McClain, Saint-Jacques, and Kononenko are returning after 204 days in space where they served as members of the Expedition 58 and 59 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The Karaganda, Kazakhstan city entrance is seen as NASA, Canadian Space Agency (CSA), and Roscosmos teams arrive in preparation for the landing of Expedition 59 crew members Anne McClain of NASA, David Saint-Jacques of the Canadian Space Agency, and Oleg Kononenko of Roscosmos, Sunday, June 23, 2019. McClain, Saint-Jacques, and Kononenko are returning after 204 days in space where they served as members of the Expedition 58 and 59 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The drogue parachute of the Soyuz MS-11 spacecraft is seen during the landing of Expedition 59 crew members Anne McClain of NASA, David Saint-Jacques of the Canadian Space Agency, and Oleg Kononenko of Roscosmos near the town of Zhezkazgan, Kazakhstan, Tuesday, June 25, 2019 Kazakh time (June 24 Eastern time). McClain, Saint-Jacques, and Kononenko are returning after 204 days in space where they served as members of the Expedition 58 and 59 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Russian Search and Rescue teams in all-terrain vehicles chase the Soyuz MS-11 spacecraft as it lands with Expedition 59 crew members Anne McClain of NASA, David Saint-Jacques of the Canadian Space Agency, and Oleg Kononenko of Roscosmos, Tuesday, June 25, 2019 Kazakh time (June 24 Eastern time). McClain, Saint-Jacques, and Kononenko are returning after 204 days in space where they served as members of the Expedition 58 and 59 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

An aeronautics and space themed monument is visible from the bus carrying NASA, Canadian Space Agency, Roscosmos, and Russian Search and Recovery Forces into Zhezkazgan, Kazakhstan Monday, June 24, 2019. The teams are arriving in advance of the landing of Expedition 59 crew members Anne McClain of NASA, David Saint-Jacques of the Canadian Space Agency, and Oleg Kononenko of Roscosmos from the International Space Station. McClain, Saint-Jacques, and Kononenko are returning after 204 days in space where they served as members of the Expedition 58 and 59 crews. Photo Credit: (NASA/Bill Ingalls)

Press, family, and friends take photos as the Expedition 59 prime and backup crews pose at the conclusion of a press conference, Wednesday, March 13, 2019 at the Cosmonaut Hotel in Baikonur, Kazakhstan. Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The Soyuz rocket is transported by train to the launch pad, Tuesday, March 12, 2019 at the Baikonur Cosmodrome in Kazakhstan. Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos, will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Visitors watch as the Soyuz rocket is raised into vertical position on the launch pad, Tuesday, March 12, 2019 at the Baikonur Cosmodrome in Kazakhstan. Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos, will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 astronaut Nick Hague of NASA prepares to have his Sokol suit pressure checked a few hours ahead of his launch on a Soyuz rocket with Christina Koch of NASA and Alexey Ovchinin of Roscosmos, Thursday, March 14, 2019 at the Baikonur Cosmodrome in Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 astronaut Christina Koch of NASA answers questions during a press conference, Wednesday, March 13, 2019 at the Cosmonaut Hotel in Baikonur, Kazakhstan. Koch, NASA astronaut Nick Hague and Alexey Ovchinin of Roscosmos will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 astronaut Christina Koch of NASA talks with family and mission management prior to her launch with Nick Hague of NASA and Alexey Ovchinin of Roscosmos, Thursday, March 14, 2019 at the Baikonur Cosmodrome in Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/GCTC/Irina Spector)

Expedition 59 astronaut Christina Koch of NASA, left, Alexey Ovchinin of Roscosmos, center, and Nick Hague of NASA are seen as they depart the Cosmonaut Hotel ahead of their Soyuz launch to the International Space Station, Thursday, March 14, 2019 in Baikonur, Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Victor Zelentsov)

Expedition 59 astronaut Christina Koch of NASA signs a door in the Cosmonaut Hotel prior to departing for launch on a Soyuz rocket with Nick Hague of NASA, and Alexey Ovchinin of Roscosmos, Thursday, March 14, 2019 in Baikonur, Kazakhstan. Hague, Koch, and Ovchinin will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 astronaut Christina Koch of NASA prepares to have her Sokol suit pressure checked a few hours ahead of her launch on a Soyuz rocket with Nick Hague of NASA and Alexey Ovchinin of Roscosmos, Thursday, March 14, 2019 at the Baikonur Cosmodrome in Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 astronaut Nick Hague's wife Catie Hague is lifted up by NASA astronaut Jeff Williams as she wishes farewell to husband as he and fellow crewmemebers Christina Koch and Alexey Ovchinin depart the Cosmonaut Hotel, Thursday, March 14, 2019 in Baikonur, Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 astronaut Nick Hague of NASA prepares to have his Sokol suit pressure checked a few hours ahead of his launch on a Soyuz rocket with Christina Koch of NASA and Alexey Ovchinin of Roscosmos, Thursday, March 14, 2019 at the Baikonur Cosmodrome in Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Russian Orthodox Priest Father Sergei waits to bless the Expedition 59 crew in the Cosmonaut Hotel, Thursday, March 14, 2019 in Baikonur, Kazakhstan. Hague, Koch, and Ovchinin will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Russian Orthodox Priest Father Sergei poses for a photograph as he waits for the train transporting the Soyuz rocket to the launch pad to pass, Tuesday, March 12, 2019 at the Baikonur Cosmodrome in Kazakhstan. Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos, will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 astronaut Christina Koch of NASA, waves farewell to family and friends as she, Alexey Ovchinin of Roscosmos, and Nick Hague of NASA head to the launch pad, Thursday, March 14, 2019 at the Baikonur Cosmodrome in Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Victor Zelentsov)

The Soyuz rocket is transported by train to the launch pad, Tuesday, March 12, 2019 at the Baikonur Cosmodrome in Kazakhstan. Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos, will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 astronaut Christina Koch of NASA answers questions during a press conference, Wednesday, March 13, 2019 at the Cosmonaut Hotel in Baikonur, Kazakhstan. Koch, NASA astronaut Nick Hague and Alexey Ovchinin of Roscosmos will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The Soyuz rocket is transported by train to the launch pad, Tuesday, March 12, 2019 at the Baikonur Cosmodrome in Kazakhstan. Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos, will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 cosmonaut Alexey Ovchinin of Roscosmos dons his Sokol suit prior to his launch on a Soyuz rocket with Nick Hague and Christina Koch of NASA, Thursday, March 14, 2019 at the Baikonur Cosmodrome in Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station Photo Credit: (NASA/GCTC/Irina Spector)

Expedition 59 cosmonaut Alexey Ovchinin of Roscosmos dons his Sokol suit prior to his launch on a Soyuz rocket with Nick Hague and Christina Koch of NASA, Thursday, March 14, 2019 at the Baikonur Cosmodrome in Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station Photo Credit: (NASA/GCTC/Irina Spector)

Expedition 59 astronaut Nick Hague of NASA is blessed by a Russian Orthodox Priest in the Cosmonaut Hotel prior to departing for launch on a Soyuz rocket with Alexey Ovchinin of Roscosmos, and Christina Koch of NASA, Thursday, March 14, 2019 in Baikonur, Kazakhstan. Hague, Koch, and Ovchinin will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The Soyuz rocket is transported by train to the launch pad, Tuesday, March 12, 2019 at the Baikonur Cosmodrome in Kazakhstan. Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos, will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 crewmemebrs, Christina Koch of NASA, left, Alexey Ovchinin of Roscosmos, center, and Nick Hague of NASA wave farewell as they depart the Cosmonaut Hotel ahead of their Soyuz launch to the International Space Station, Thursday, March 14, 2019 in Baikonur, Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 astronaut Christina Koch of NASA dons her Sokol suit prior to her launch on a Soyuz rocket with Nick Hague of NASA and Alexey Ovchinin of Roscosmos, Thursday, March 14, 2019 at the Baikonur Cosmodrome in Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station Photo Credit: (NASA/GCTC/Irina Spector)

The Soyuz rocket is transported by train to the launch pad, Tuesday, March 12, 2019 at the Baikonur Cosmodrome in Kazakhstan. Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos, will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 astronaut Christina Koch of NASA, left, Alexey Ovchinin of Roscosmos, center, and Nick Hague of NASA are seen as they depart the Cosmonaut Hotel ahead of their Soyuz launch to the International Space Station, Thursday, March 14, 2019 in Baikonur, Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Victor Zelentsov)

The Soyuz rocket is transported by train to the launch pad, Tuesday, March 12, 2019 at the Baikonur Cosmodrome in Kazakhstan. Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos, will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The Soyuz rocket is transported by train to the launch pad, Tuesday, March 12, 2019 at the Baikonur Cosmodrome in Kazakhstan. Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos, will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 cosmonaut Alexey Ovchinin of Roscosmos, reclined left, Nick Hague and Christina Koch of NASA, right, have their Sokol suits pressure checked prior to launch on a Soyuz rocket, Thursday, March 14, 2019 at the Baikonur Cosmodrome in Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/GCTC/Irina Spector)

Expedition 59 astronaut Christina Koch of NASA has her Sokol suit pressure checked a few hours ahead of her launch on a Soyuz rocket with Nick Hague of NASA and Alexey Ovchinin of Roscosmos, Thursday, March 14, 2019 at the Baikonur Cosmodrome in Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/GCTC/Irina Spector)

Expedition 59 astronaut Christina Koch of NASA is blessed by a Russian Orthodox Priest in the Cosmonaut Hotel prior to departing for launch on a Soyuz rocket with Nick Hague of NASA, and Alexey Ovchinin of Roscosmos, Thursday, March 14, 2019 in Baikonur, Kazakhstan. Hague, Koch, and Ovchinin will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 crewmemebrs, Christina Koch of NASA, left, Alexey Ovchinin of Roscosmos, center, and Nick Hague of NASA wave farewell as they depart the Cosmonaut Hotel ahead of their Soyuz launch to the International Space Station, Thursday, March 14, 2019 in Baikonur, Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 cosmonaut Alexey Ovchinin of Roscosmos has his Sokol suit pressure checked a few hours ahead of his launch on a Soyuz rocket with Nick Hague and Christina Koch of NASA, Thursday, March 14, 2019 at the Baikonur Cosmodrome in Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/GCTC/Irina Spector)

Expedition 59 cosmonaut Alexey Ovchinin of Roscosmos waves farewell to family and friends as the bus carrying him and fellow crewmembers Christina Koch and Nick Hague of NASA departs the Cosmonaut Hotel ahead of their Soyuz launch to the International Space Station, Thursday, March 14, 2019 in Baikonur, Kazakhstan. Hague, Koch, and Ovchinin will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 astronaut Christina Koch of NASA gestures to family and friends as she waits to have her Sokol suit pressure checked ahead of her launch on a Soyuz rocket with Nick Hague of NASA and Alexey Ovchinin of Roscosmos, Thursday, March 14, 2019 at the Baikonur Cosmodrome in Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Security inspects the railroad tracks ahead of the Soyuz rocket being transported to the launch pad, Tuesday, March 12, 2019 at the Baikonur Cosmodrome in Kazakhstan. Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos, will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The Soyuz rocket is seen at dawn on launch site 1 of the Baikonur Cosmodrome, Thursday, March 14, 2019 in Baikonur, Kazakhstan. Expedition 59 astronauts Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos will launch later in the day, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The Soyuz launch pad is seen prior to the rocket arriving, Tuesday, March 12, 2019 at the Baikonur Cosmodrome in Kazakhstan. Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos, will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The Soyuz rocket is seen on launch site 1 of the Baikonur Cosmodrome, Thursday, March 14, 2019 in Baikonur, Kazakhstan. Expedition 59 astronauts Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos will launch later in the day, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The Soyuz rocket is seen at dawn on launch site 1 of the Baikonur Cosmodrome, Thursday, March 14, 2019 in Baikonur, Kazakhstan. Expedition 59 astronauts Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos will launch later in the day, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 cosmonaut Alexey Ovchinin of Roscosmos gives remarks during a press conference, Wednesday, March 13, 2019 at the Cosmonaut Hotel in Baikonur, Kazakhstan. Ovchinin and NASA astronauts Christina Koch and Nick Hague will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

A mosaic sign welcoming visitors is seen outside the town of Baikonur, Kazakhstan, Monday, March 11, 2019 in Baikonur, Kazakhstan. Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos, will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 astronaut Nick Hague of NASA answers questions during a press conference, Wednesday, March 13, 2019 at the Cosmonaut Hotel in Baikonur, Kazakhstan. Hague, NASA astronaut Christina Koch and Alexey Ovchinin of Roscosmos will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 astronaut Nick Hague of NASA has his Sokol suit pressure checked a few hours ahead of his launch on a Soyuz rocket with Alexey Ovchinin of Roscosmos, and Christina Koch of NASA, Thursday, March 14, 2019 at the Baikonur Cosmodrome in Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 cosmonaut Alexey Ovchinin of Roscosmos talks with family and mission management prior to his launch with Nick Hague and Christina Koch of NASA, Thursday, March 14, 2019 at the Baikonur Cosmodrome in Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/GCTC/Irina Spector)

A door in the Cosmonaut Hotel that Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos will sign prior to departing for launch on a Soyuz rocket, Thursday, March 14, 2019 in Baikonur, Kazakhstan. Hague, Koch, and Ovchinin will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The Soyuz rocket is transported by train to the launch pad, Tuesday, March 12, 2019 at the Baikonur Cosmodrome in Kazakhstan. Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos, will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 astronaut Nick Hague of NASA, left, and backup crewmember Drew Morgan of NASA are seen during a press conference, Wednesday, March 13, 2019 at the Cosmonaut Hotel in Baikonur, Kazakhstan. Hague, Koch, and Ovchinin will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 astronaut Christina Koch of NASA, smiles as she, Alexey Ovchinin of Roscosmos, and Nick Hague of NASA head to the launch pad, Thursday, March 14, 2019 at the Baikonur Cosmodrome in Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Victor Zelentsov)

The Soyuz rocket is transported by train to the launch pad, Tuesday, March 12, 2019 at the Baikonur Cosmodrome in Kazakhstan. Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos, will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 cosmonaut Alexey Ovchinin of Roscosmos has his Sokol suit pressure checked a few hours ahead of his launch on a Soyuz rocket with Nick Hague and Christina Koch of NASA, Thursday, March 14, 2019 at the Baikonur Cosmodrome in Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 astronaut Christina Koch of NASA prepares to have her Sokol suit pressure checked a few hours ahead of her launch on a Soyuz rocket with Nick Hague of NASA and Alexey Ovchinin of Roscosmos, Thursday, March 14, 2019 at the Baikonur Cosmodrome in Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 cosmonaut Alexey Ovchinin of Roscosmos is blessed by a Russian Orthodox Priest in the Cosmonaut Hotel prior to departing for launch on a Soyuz rocket with Nick Hague, and Christina Koch of NASA, Thursday, March 14, 2019 in Baikonur, Kazakhstan. Hague, Koch, and Ovchinin will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 astronaut Christina Koch of NASA answers questions during a press conference, Wednesday, March 13, 2019 at the Cosmonaut Hotel in Baikonur, Kazakhstan. Koch, NASA astronaut Nick Hague and Alexey Ovchinin of Roscosmos will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 astronaut Nick Hague of NASA has his Sokol suit pressure checked a few hours ahead of his launch on a Soyuz rocket with Christina Koch of NASA and Alexey Ovchinin of Roscosmos, Thursday, March 14, 2019 at the Baikonur Cosmodrome in Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/GCTC/Irina Spector)

The Soyuz rocket is transported by train to the launch pad, Tuesday, March 12, 2019 at the Baikonur Cosmodrome in Kazakhstan. Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos, will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 astronaut Nick Hague of NASA, waves farewell to family and friends as he, Alexey Ovchinin of Roscosmos, and Christina Koch of NASA head to the launch pad, Thursday, March 14, 2019 at the Baikonur Cosmodrome in Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Victor Zelentsov)

Expedition 59 astronaut Nick Hague of NASA, gives a thumbs up to family and friends as he, Alexey Ovchinin of Roscosmos, and Christina Koch of NASA head to the launch pad, Thursday, March 14, 2019 at the Baikonur Cosmodrome in Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Victor Zelentsov)

Expedition 59 astronaut Nick Hague of NASA signs a door in the Cosmonaut Hotel prior to departing for launch on a Soyuz rocket with Christina Koch of NASA, and Alexey Ovchinin of Roscosmos, Thursday, March 14, 2019 in Baikonur, Kazakhstan. Hague, Koch, and Ovchinin will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 cosmonaut Alexey Ovchinin of Roscosmos signs a door in the Cosmonaut Hotel prior to departing for launch on a Soyuz rocket with Nick Hague, and Christina Koch of NASA, Thursday, March 14, 2019 in Baikonur, Kazakhstan. Hague, Koch, and Ovchinin will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The Soyuz rocket is transported by train to the launch pad, Tuesday, March 12, 2019 at the Baikonur Cosmodrome in Kazakhstan. Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos, will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 astronaut Christina Koch of NASA has her Sokol suit pressure checked a few hours ahead of her launch on a Soyuz rocket with Alexey Ovchinin of Roscosmos, and Nick Hague of NASA, Thursday, March 14, 2019 at the Baikonur Cosmodrome in Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 cosmonaut Alexey Ovchinin of Roscosmos prepares to have his Sokol suit pressure checked a few hours ahead of his launch on a Soyuz rocket with Nick Hague and Christina Koch of NASA, Thursday, March 14, 2019 at the Baikonur Cosmodrome in Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 cosmonaut Alexey Ovchinin of Roscosmos has his Sokol suit pressure checked a few hours ahead of his launch on a Soyuz rocket with Nick Hague and Christina Koch of NASA, Thursday, March 14, 2019 at the Baikonur Cosmodrome in Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The Soyuz rocket is transported by train to the launch pad, Tuesday, March 12, 2019 at the Baikonur Cosmodrome in Kazakhstan. Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos, will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The Soyuz rocket is transported by train to the launch pad, Tuesday, March 12, 2019 at the Baikonur Cosmodrome in Kazakhstan. Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos, will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 astronaut Nick Hague of NASA dons his Sokol suit prior to his launch on a Soyuz rocket with Christina Koch of NASA and Alexey Ovchinin of Roscosmos, Thursday, March 14, 2019 at the Baikonur Cosmodrome in Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station Photo Credit: (NASA/GCTC/Irina Spector)

Expedition 59 astronaut Christina Koch of NASA gestures to family and friends as she waits to have her Sokol suit pressure checked prior to her launch on a Soyuz rocket with Nick Hague of NASA and Alexey Ovchinin of Roscosmos, Thursday, March 14, 2019 at the Baikonur Cosmodrome in Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

A mosaic sign welcoming visitors is seen outside the town of Baikonur, Kazakhstan, Monday, March 11, 2019 in Baikonur, Kazakhstan. Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos, will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 astronaut Nick Hague of NASA, left, Alexey Ovchinin of Roscosmos, center, and Christina Koch of NASA wave farewell to friends and family as they depart the Cosmonaut Hotel ahead of their launch on a Soyuz rocket, Thursday, March 14, 2019 at the Baikonur Cosmodrome in Kazakhstan. Hague, Koch, and Ovchinin launched on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/GCTC/Irina Spector)

The Soyuz rocket is transported by train to the launch pad, Tuesday, March 12, 2019 at the Baikonur Cosmodrome in Kazakhstan. Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos, will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Russian helicopter pilots scan the horizon looking for the Soyuz MS-11 spacecraft as it lands with Expedition 59 crew members Anne McClain of NASA, David Saint-Jacques of the Canadian Space Agency, and Oleg Kononenko of Roscosmos, Tuesday, June 25, 2019 Kazakh time (June 24 Eastern time) near the town of Zhezkazgan, Kazakhstan. McClain, Saint-Jacques, and Kononenko are returning after 204 days in space where they served as members of the Expedition 58 and 59 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

NASA ISS Deputy Program Manager Joel Montalbano talks to mission managers via satellite phone from the Soyuz MS-11 landing zone in a remote area near the town of Zhezkazgan, Kazakhstan on Tuesday, June 25, 2019 Kazakh time (June 24 Eastern time). Expedition 59 crew members Anne McClain of NASA, David Saint-Jacques of the Canadian Space Agency, and Oleg Kononenko of Roscosmos landed in their Soyuz MS-11 spacecraft after 204 days in space where they served as members of the Expedition 58 and 59 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 Canadian Space Agency astronaut David Saint-Jacques is carried to a medical tent shortly after he, NASA astronaut Anne McClain, and Roscosmos cosmonaut Oleg Kononenko landed in their Soyuz MS-11 spacecraft near the town of Zhezkazgan, Kazakhstan on Tuesday, June 25, 2019 Kazakh time (June 24 Eastern time). McClain, Saint-Jacques, and Kononenko are returning after 204 days in space where they served as members of the Expedition 58 and 59 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Russian Search and Rescue teams drive in all-terrain vehicles to the Soyuz MS-11 spacecraft shortly after it landed in a remote area near the town of Zhezkazgan, Kazakhstan with Expedition 59 crew members Anne McClain of NASA, David Saint-Jacques of the Canadian Space Agency, and Oleg Kononenko of Roscosmos, Tuesday, June 25, 2019 Kazakh time (June 24 Eastern time). McClain, Saint-Jacques, and Kononenko are returning after 204 days in space where they served as members of the Expedition 58 and 59 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

NASA, Canadian Space Agency, Roscosmos, and Russian Search and Recovery Forces arrive in Zhezkazgan, Kazakhstan in advance of the landing of Expedition 59 crew members Anne McClain of NASA, David Saint-Jacques of the Canadian Space Agency, and Oleg Kononenko of Roscosmos, Monday, June 24, 2019. McClain, Saint-Jacques, and Kononenko are returning after 204 days in space where they served as members of the Expedition 58 and 59 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

NASA, Canadian Space Agency, Roscosmos, and Russian Search and Recovery Forces deploy from Karaganda to Zhezkazgan, Kazakhstan in advance of the landing of Expedition 59 crew members Anne McClain of NASA, David Saint-Jacques of the Canadian Space Agency, and Oleg Kononenko of Roscosmos, Monday, June 24, 2019. McClain, Saint-Jacques, and Kononenko are returning after 204 days in space where they served as members of the Expedition 58 and 59 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

NASA, CSA, Roscosmos, and Russian Search and Recovery Forces meet at the Cosmonaut Hotel in Karaganda, Kazakhstan to discuss the readiness for the landing of Expedition 59 crew members Anne McClain of NASA, David Saint-Jacques of the Canadian Space Agency, and Oleg Kononenko of Roscosmos, Sunday, June 23, 2019. McClain, Saint-Jacques, and Kononenko are returning after 204 days in space where they served as members of the Expedition 58 and 59 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 backup crewmembers Alexander Skvortsov of Roscosmos, Luca Parmitano of the European Space Agency, and Drew Morgan of NASA, right, watch as the Soyuz rocket is transported by train to the launch pad, Tuesday, March 12, 2019 at the Baikonur Cosmodrome in Kazakhstan. Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos, will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 astronaut Nick Hague and Christina Koch of NASA, seated, make photograph with Expedition 59 backup crewmembers Luca Parmitano of the European Space Agency, left, and Drew Morgan of NASA during Sokol suit pressure checks prior to launch on a Soyuz rocket with Alexey Ovchinin of Roscosmos, Thursday, March 14, 2019 at the Baikonur Cosmodrome in Kazakhstan. Hague, Koch, and Ovchinin launched March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 59 backup crewmembers Drew Morgan of NASA, left, Alexander Skvortsov of Roscosmos, and Luca Parmitano of the European Space Agency, right, are seen during a press conference, Wednesday, March 13, 2019 at the Cosmonaut Hotel in Baikonur, Kazakhstan. Expedition 59 crewmembers Nick Hague and Christina Koch of NASA, along with Alexey Ovchinin of Roscosmos will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome for a six-and-a-half month mission on the International Space Station. Photo Credit: (NASA/Bill Ingalls)