The Soyuz MS-08 spacecraft is seen as it lands with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The Soyuz MS-08 spacecraft is seen as it lands with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

NASA Flight Surgeon Joe Schmid, left, looks inside the Soyuz MS-08 spacecraft to monitor Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The Soyuz MS-08 spacecraft is seen as it lands with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The Soyuz MS-08 spacecraft is seen as it lands with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The Soyuz MS-08 spacecraft is seen as it lands with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Russian Search and Rescue teams work around the Soyuz MS-08 spacecraft shortly after it landed with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Russian Search and Rescue teams arrive at the Soyuz MS-08 spacecraft shortly after it landed with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The Soyuz MS-08 spacecraft is seen as it lands with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Russian Search and Rescue teams arrive at the Soyuz MS-08 spacecraft shortly after it landed with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The Soyuz MS-08 spacecraft is seen as it lands with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The Soyuz MS-08 spacecraft is seen as it lands with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The Soyuz MS-08 spacecraft is seen as it lands with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The Soyuz MS-08 spacecraft is seen as it lands with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The Soyuz MS-08 spacecraft is seen as it lands with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The Soyuz MS-08 spacecraft is seen as it lands with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Russian Search and Rescue teams arrive at the Soyuz MS-08 spacecraft shortly after it landed with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The Soyuz MS-08 spacecraft is seen as it lands with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The Soyuz MS-08 spacecraft is seen as it lands with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The Soyuz MS-08 spacecraft is seen as it lands with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The Soyuz MS-08 spacecraft is seen as it lands with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 56 Flight Engineer Ricky Arnold of NASA is helped into a helicopter shortly after he, Expedition 56 Commander Drew Feustel of NASA, and Expedition 56 Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos landed in their Soyuz MS-08 spacecraft near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

A pilot parachute for the Soyuz MS-08 spacecraft lands behind a support helicopter at the landing site of Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The Soyuz MS-08 spacecraft is seen as it lands with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The Soyuz MS-08 spacecraft is seen as it lands with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

The Soyuz MS-08 spacecraft is seen as it lands with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 56 Flight Engineer Ricky Arnold of NASA is helped out of the Soyuz MS-08 spacecraft just minutes after he, Expedition 56 Commander Drew Feustel of NASA, and Expedition 56 Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos, landed in a remote area near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 56 Flight Engineer Ricky Arnold of NASA is helped out of the Soyuz MS-08 spacecraft just minutes after he, Expedition 56 Commander Drew Feustel of NASA, and Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos, landed in a remote area near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 56 Commander Drew Feustel of NASA is helped out of the Soyuz MS-08 spacecraft just minutes after he, Expedition 56 Flight Engineer Ricky Arnold of NASA, and Expedition 56 Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos, landed in a remote area near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 56 Flight Engineer Ricky Arnold of NASA is carried to a medical tent shortly after he, Expedition 56 Commander Drew Feustel of NASA, and Expedition 56 Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos landed in their Soyuz MS-08 spacecraft near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 56 Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos signs the outside of the Soyuz MS-08 spacecraft just minutes after he, Expedition 56 Commander Drew Feustel of NASA, and Flight Engineer Ricky Arnold of NASA, landed in a remote area near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 56 Commander Drew Feustel of NASA is helped out of the Soyuz MS-08 spacecraft just minutes after he, Expedition 56 Flight Engineer Ricky Arnold of NASA, and Expedition 56 Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos, landed in a remote area near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Russian support personnel work around the Soyuz MS-08 spacecraft shortly after it landed with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 56 Flight Engineer Ricky Arnold of NASA, left, Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos, center, and Expedition 56 Commander Drew Feustel of NASA lift their helmet visors after they landed inside their Soyuz MS-08 spacecraft near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

A Russian MI-8 helicopter waits to take Expedition 56 Commander Drew Feustel of NASA from the Soyuz MS-08 landing site to the Karaganda Airport in Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Expedition 56 Flight Engineer Ricky Arnold of NASA, and Expedition 56 Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos returned after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

A Russian Search and Rescue AN-12 aircraft takes off from the Zhezkazgan Airport in Kazakhstan in support of the Soyuz MS-08 spacecraft landing with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos, Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

A Russian MI-8 helicopter waits to take Expedition 56 Flight Engineer Ricky Arnold of NASA from the Soyuz MS-08 landing site to the Karaganda Airport in Kazakhstan on Thursday, Oct. 4, 2018. Arnold, Expedition 56 Commander Drew Feustel of NASA, and Expedition 56 Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos returned after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

A Russian MI-8 helicopter leaves the Soyuz MS-08 spacecraft landing site after it the capsule landed with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Officials, family, and friends gather to welcome home Expedition 56 Soyuz Commander Oleg Artemyev of Roscosmos, right, after he and NASA astronauts Drew Feustel and Flight Engineer Ricky Arnold landed their Soyuz MS-08 capsule near the town of Zhezkazgan, Kazakhstan on Friday, Oct. 5, 2018. Artemyev, Feustel, and Arnold are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

NASA, Roscosmos, and Russian Search and Rescue teams arrive at the Zhezkazgan Airport in Kazakhstan to be in place for the Soyuz MS-08 spacecraft landing with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos, Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Russian MI-8 helicopters wait at the Zhezkazgan Airport in Kazakhstan to deploy to the Soyuz MS-08 spacecraft landing with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos, Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

NASA, Roscosmos, and Russian Search and Rescue teams at the Zhezkazgan Airport in Kazakhstan prepare for the Soyuz MS-08 spacecraft landing with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos, Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 56 Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos is helped out of the Soyuz MS-08 spacecraft just minutes after he, Expedition 56 Commander Drew Feustel, and Flight Engineer Ricky Arnold of NASA, landed in a remote area near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 56 Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos is carried to a medical tent shortly after he, Expedition 56 Commander Drew Feustel, and Flight Engineer Ricky Arnold of NASA landed in their Soyuz MS-08 spacecraft near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Russian Search and Rescue teams arrive at the Soyuz MS-08 spacecraft shortly after it landed with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Guests watch a live view of the International Space Station, as seen by cameras onboard the Soyuz MS-08 spacecraft with Expedition 55-56 crewmembers Oleg Artemyev of Roscosmos and Ricky Arnold and Drew Feustel of NASA, on screens at the Moscow Mission Control Center as the spacecraft approaches for docking, Friday, March 23, 2018 in Korolev, Russia. The Soyuz MS-08 spacecraft carrying Artemyev, Feustel, and Arnold docked at 3:40 p.m. Eastern time (10:40 p.m. Moscow time) and joined Expedition 55 Commander Anton Shkaplerov of Roscosmos, Scott Tingle of NASA, and Norishige Kanai of the Japan Aerospace Exploration Agency (JAXA). Photo Credit: (NASA/Joel Kowsky)

Icons for the International Space Station and Soyuz MS-08 spacecraft are seen on a tracking map on a screen in the Moscow Mission Control Center as the spacecraft approaches for docking, Friday, March 23, 2018 in Korolev, Russia. The Soyuz MS-08 spacecraft carrying Expedition 55-56 crewmembers Oleg Artemyev of Roscosmos and Ricky Arnold and Drew Feustel of NASA docked at 3:40 p.m. Eastern time (10:40 p.m. Moscow time) on March 23 and joined Expedition 55 Commander Anton Shkaplerov of Roscosmos, Scott Tingle of NASA, and Norishige Kanai of the Japan Aerospace Exploration Agency (JAXA). Photo Credit: (NASA/Joel Kowsky)

A live view of the International Space Station, as seen by cameras onboard the Soyuz MS-08 spacecraft with Expedition 55-56 crewmembers Oleg Artemyev of Roscosmos and Ricky Arnold and Drew Feustel of NASA, is seen on screens at the Moscow Mission Control Center as the spacecraft approaches for docking, Friday, March 23, 2018 in Korolev, Russia. The Soyuz MS-08 spacecraft carrying Artemyev, Feustel, and Arnold docked at 3:40 p.m. Eastern time (10:40 p.m. Moscow time) and joined Expedition 55 Commander Anton Shkaplerov of Roscosmos, Scott Tingle of NASA, and Norishige Kanai of the Japan Aerospace Exploration Agency (JAXA). Photo Credit: (NASA/Joel Kowsky)

A live view of the International Space Station, as seen by cameras onboard the Soyuz MS-08 spacecraft with Expedition 55-56 crewmembers Oleg Artemyev of Roscosmos and Ricky Arnold and Drew Feustel of NASA, is seen on screens at the Moscow Mission Control Center as the spacecraft approaches for docking, Friday, March 23, 2018 in Korolev, Russia. The Soyuz MS-08 spacecraft carrying Artemyev, Feustel, and Arnold docked at 3:40 p.m. Eastern time (10:40 p.m. Moscow time) and joined Expedition 55 Commander Anton Shkaplerov of Roscosmos, Scott Tingle of NASA, and Norishige Kanai of the Japan Aerospace Exploration Agency (JAXA). Photo Credit: (NASA/Joel Kowsky)

Expedition 56 Flight Engineer Ricky Arnold of NASA arrives at the Karaganda Airport in Kazakhstan airport after he, Expedition 56 Commander Drew Feustel of NASA and Expedition 56 Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos landed in their Soyuz MS-08 spacecraft in a remote area near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 56 Commander Drew Feustel of NASA is carried to a medical tent shortly after he, Expedition 56 Flight Engineer Ricky Arnold of NASA, and Expedition 56 Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos landed in their Soyuz MS-08 spacecraft near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Russian Orthodox Priest, Father Alexander, watches over the landing zone after the Soyuz MS-08 spacecraft landed with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 56 Flight Engineer Ricky Arnold of NASA is helped out of the Soyuz MS-08 spacecraft just minutes after he, Expedition 56 Commander Drew Feustel of NASA, and Expedition 56 Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos, landed in a remote area near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Russian MI-8 pilots scan the horizon for the Soyuz MS-08 spacecraft in the predicted landing zone near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. The spacecraft landed with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos. Feustel, Arnold, and Artemyev returned to Earth after having spent 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

NASA Director for Human Space Flight Programs, Russia, Chad Rowe departs an AN-26 aircraft at the Zhezkazgan Airport in Kazakhstan to be in place for the Soyuz MS-08 spacecraft landing with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

NASA, Roscosmos and Russian Search and Rescue teams board an AN-26 aircraft at the Karaganda Airport in Kazakhstan and fly to Zhezkazgan to be in place for the Soyuz MS-08 spacecraft landing with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 56 Flight Engineer Ricky Arnold of NASA, left, Expedition 56 Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos, center, and Expedition 56 Commander Drew Feustel of NASA sit in chairs outside the Soyuz MS-08 spacecraft after they landed in a remote area near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

NASA astronaut and Astronaut Office Representative Shannon Walker looks out the window while onboard an AN-26 aircraft taking her and other support personnel to the Zhezkazgan Airport in Kazakhstan for the Soyuz MS-08 spacecraft landing with Expedition 56 Commander Drew Feustel and Flight Engineer Ricky Arnold of NASA, along with Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 56 Commander Drew Feustel of NASA arrives at the Karaganda Airport in Kazakhstan airport after he, Expedition 56 Flight Engineer Ricky Arnold of NASA and, Expedition 56 Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos landed in their Soyuz MS-08 spacecraft in a remote area near the town of Zhezkazgan, Kazakhstan on Thursday, Oct. 4, 2018. Feustel, Arnold, and Artemyev are returning after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Expedition 56 Flight Engineer Ricky Arnold of NASA signs photos inside a helicopter after being flown form the Soyuz MS-08 landing zone to the Karaganda Airport in Kazakhstan Thursday, Oct. 4, 2018. Arnold, Expedition 56 Commander Drew Feustel of NASA and Expedition 56 Flight Engineer and Soyuz Commander Oleg Artemyev of Roscosmos returned to Earth after 197 days in space where they served as members of the Expedition 55 and 56 crews onboard the International Space Station. Photo Credit: (NASA/Bill Ingalls)

Friends and family members of the Soyuz MS-08 crew watch a live view of the International Space Station, as seen by cameras onboard the spacecraft with Expedition 55-56 crewmembers Oleg Artemyev of Roscosmos and Ricky Arnold and Drew Feustel of NASA, on screens at the Moscow Mission Control Center as the spacecraft approaches for docking, Friday, March 23, 2018 in Korolev, Russia. The Soyuz MS-08 spacecraft carrying Artemyev, Feustel, and Arnold docked at 3:40 p.m. Eastern time (10:40 p.m. Moscow time) and joined Expedition 55 Commander Anton Shkaplerov of Roscosmos, Scott Tingle of NASA, and Norishige Kanai of the Japan Aerospace Exploration Agency (JAXA). Photo Credit: (NASA/Joel Kowsky)

Expedition 55 flight engineer Drew Feustel of NASA is seen after the hatches were opened between the Soyuz MS-08 spacecraft and the International Space Station on screens at the Moscow Mission Control Center in Korolev, Russia, Saturday, March 24, 2018, a few hours after the Soyuz MS-08 docked to the International Space Station. Hatches were opened at 5:48 p.m. Eastern time on March 23 (12:48 a.m. Moscow time on March 24) and Feustel, Oleg Artemyev of Roscosmos, and Ricky Arnold of NASA joined Expedition 55 Commander Anton Shkaplerov of Roscosmos, Scott Tingle of NASA, and Norishige Kanai of the Japan Aerospace Exploration Agency (JAXA) onboard the orbiting laboratory. Photo Credit: (NASA/Joel Kowsky)

NASA Associate Administrator for the Human Exploration and Operations Mission Directorate Bill Gerstenmaier speaks with the Soyuz MS-08 crew from the Moscow Mission Control Center in Korolev, Russia a few hours after the Soyuz MS-08 docked to the International Space Station on Saturday, March 24, 2018. Hatches were opened at 5:48 p.m. Eastern time on March 23 (12:48 a.m. Moscow time on March 24) and Oleg Artemyev of Roscosmos, Ricky Arnold of NASA and Drew Feustel of NASA joined Expedition 55 Commander Anton Shkaplerov of Roscosmos, Scott Tingle of NASA, and Norishige Kanai of the Japan Aerospace Exploration Agency (JAXA) onboard the orbiting laboratory. Photo Credit: (NASA/Joel Kowsky)

Expedition 55 flight engineer Ricky Arnold of NASA is seen after the hatches were opened between the Soyuz MS-08 spacecraft and the International Space Station on screens at the Moscow Mission Control Center in Korolev, Russia, Saturday, March 24, 2018, a few hours after the Soyuz MS-08 docked to the International Space Station. Hatches were opened at 5:48 p.m. Eastern time on March 23 (12:48 a.m. Moscow time on March 24) and Arnold, Oleg Artemyev of Roscosmos, and Drew Feustel of NASA joined Expedition 55 Commander Anton Shkaplerov of Roscosmos, Scott Tingle of NASA, and Norishige Kanai of the Japan Aerospace Exploration Agency (JAXA) onboard the orbiting laboratory. Photo Credit: (NASA/Joel Kowsky)

NASA Associate Administrator for the Human Exploration and Operations Mission Directorate Bill Gerstenmaier speaks with the Soyuz MS-08 crew from the Moscow Mission Control Center in Korolev, Russia a few hours after the Soyuz MS-08 docked to the International Space Station on Saturday, March 24, 2018. Hatches were opened at 5:48 p.m. Eastern time on March 23 (12:48 a.m. Moscow time on March 24) and Oleg Artemyev of Roscosmos, Ricky Arnold of NASA and Drew Feustel of NASA joined Expedition 55 Commander Anton Shkaplerov of Roscosmos, Scott Tingle of NASA, and Norishige Kanai of the Japan Aerospace Exploration Agency (JAXA) onboard the orbiting laboratory. Photo Credit: (NASA/Joel Kowsky)

Expedition 55 flight engineer Drew Feustel of NASA, top, flight engineer Ricky Arnold of NASA, middle, and Soyuz Commander Oleg Artemyev of Roscosmos, bottom, are seen on the launchpad prior to boarding the Soyuz MS-08 spacecraft for launch, Wednesday, March 21, 2018 at the Baikonur Cosmodrome in Kazakhstan. Feustel, Arnold, and Artemyev will spend the next five months living and working aboard the International Space Station. Photo Credit: (NASA/Joel Kowsky)

Expedition 55 flight engineer Drew Feustel of NASA, top, flight engineer Ricky Arnold of NASA, middle, and Soyuz Commander Oleg Artemyev of Roscosmos, bottom, wave farewell prior to boarding the Soyuz MS-08 spacecraft for launch, Wednesday, March 21, 2018 at the Baikonur Cosmodrome in Kazakhstan. Feustel, Arnold, and Artemyev will spend the next five months living and working aboard the International Space Station. Photo Credit: (NASA/Joel Kowsky)

Expedition 55 flight engineer Oleg Artemyev of Roscosmos is seen embracing Scott Tingle of NASA after the hatches were opened between the Soyuz MS-08 spacecraft and the International Space Station on screens at the Moscow Mission Control Center in Korolev, Russia, Saturday, March 24, 2018, a few hours after the Soyuz MS-08 docked to the International Space Station. Hatches were opened at 5:48 p.m. Eastern time on March 23 (12:48 a.m. Moscow time on March 24) and Artemyev, Ricky Arnold of NASA and Drew Feustel of NASA joined Expedition 55 Commander Anton Shkaplerov of Roscosmos, Scott Tingle of NASA, and Norishige Kanai of the Japan Aerospace Exploration Agency (JAXA) onboard the orbiting laboratory. Photo Credit: (NASA/Joel Kowsky)

Expedition 55 Commander Anton Shkaplerov of Roscosmos is seen on screen greeting Oleg Artemyev of Roscosmos the hatches were opened between the Soyuz MS-08 spacecraft and the International Space Station at the Moscow Mission Control Center in Korolev, Russia, Saturday, March 24, 2018, a few hours after the Soyuz MS-08 docked to the International Space Station. Hatches were opened at 5:48 p.m. Eastern time on March 23 (12:48 a.m. Moscow time on March 24) and Artemyev, Ricky Arnold of NASA, and Drew Feustel of NASA joined Expedition 55 Commander Anton Shkaplerov of Roscosmos, Scott Tingle of NASA, and Norishige Kanai of the Japan Aerospace Exploration Agency (JAXA) onboard the orbiting laboratory. Photo Credit: (NASA/Joel Kowsky)

Expedition 55 Soyuz Commander Oleg Artemyev of Roscosmos and flight engineers Ricky Arnold and Drew Feustel of NASA report to Igor Komarov, Director of Roscosmos, prior to boarding the Soyuz MS-08 spacecraft, Wednesday, March 21, 2018 at the Baikonur Cosmodrome in Kazakhstan. Arnold, Artemyev, and Feustel launched aboard the Soyuz MS-08 spacecraft at 1:44 p.m. Eastern time (11:44 p.m. Baikonur time) on March 21 to begin their journey to the International Space Station. Photo Credit: (NASA/Joel Kowsky)

Expedition 55 Soyuz Commander Oleg Artemyev of Roscosmos has his Russian Sokol suit pressure checked in preparation for launch aboard the Soyuz MS-08 spacecraft, Wednesday, March 21, 2018 at the Baikonur Cosmodrome in Kazakhstan. Artemyev and flight engineers Ricky Arnold and Drew Feustel of NASA launched aboard the Soyuz MS-08 spacecraft at 1:44 p.m. Eastern time (11:44 p.m. Baikonur time) on March 21 to begin their journey to the International Space Station. Photo Credit: (NASA/Joel Kowsky)

iss056e186451 (Sept. 24, 2018) --- (From left) Expedition 56 Commander Drew Feustel of NASA and Soyuz MS-08 Commander Oleg Artemyev of Roscosmos practice on a computer the Soyuz descent procedures they will use when they return to Earth on Oct. 4. NASA astronaut Ricky Arnold (out of frame) will join the duo for the ride home inside the Soyuz MS-08 spacecraft ending the Expedition 56 mission.

jsc2018e010882 - At the Baikonur Cosmodrome in Kazakhstan, the Expedition 55 backup crewmembers pose for pictures in front of the Soyuz MS-08 spacecraft March 5 as part of the crew’s first vehicle fit check activities. Alexey Ovchinin of Roscosmos (left) and Nick Hague of NASA (right) are serving as backups to the prime crew, Ricky Arnold and Drew Feustel of NASA and Oleg Artemyev of Roscosmos, who will launch March 21 in the Soyuz MS-08 spacecraft from Baikonur for a five-month mission on the International Space Station...NASA/Victor Zelentsov.

jsc2018e025595 - In the Korolev Museum at the Baikonur Cosmodrome in Kazakhstan, Expedition 55 crewmembers Oleg Artemyev of Roscosmos (left), Ricky Arnold of NASA (center) and Drew Feustel of NASA (right) sign a flag bearing their Soyuz MS-08 crew patch insignia March 16 during a traditional preflight tour of the museum. They will launch March 21 on the Soyuz MS-08 spacecraft for a five-month mission on the International Space Station...NASA/Victor Zelentsov.

Expedition 55 flight engineer Drew Feustel of NASA prepares to have his Russian Sokol suit pressure checked in preparation for launch aboard the Soyuz MS-08 spacecraft, Wednesday, March 21, 2018 at the Baikonur Cosmodrome in Kazakhstan. Feustel, Soyuz Commander Oleg Artemyev of Roscosmos, and flight engineer Ricky Arnold of NASA launched aboard the Soyuz MS-08 spacecraft at 1:44 p.m. Eastern time (11:44 p.m. Baikonur time) on March 21 to begin their journey to the International Space Station. Photo Credit: (NASA/Joel Kowsky)

Expedition 55 flight engineer Drew Feustel of NASA is seen as he waits to have his Russian Sokol suit pressure checked in preparation for launch aboard the Soyuz MS-08 spacecraft, Wednesday, March 21, 2018 at the Baikonur Cosmodrome in Kazakhstan. Feustel, Soyuz Commander Oleg Artemyev of Roscosmos, and flight engineer Ricky Arnold of NASA launched aboard the Soyuz MS-08 spacecraft at 1:44 p.m. Eastern time (11:44 p.m. Baikonur time) on March 21 to begin their journey to the International Space Station. Photo Credit: (NASA/Joel Kowsky)

Expedition 55 Soyuz Commander Oleg Artemyev of Roscosmos prepares to have his Russian Sokol suit pressure checked in preparation for launch aboard the Soyuz MS-08 spacecraft, Wednesday, March 21, 2018 at the Baikonur Cosmodrome in Kazakhstan. Artemyev and flight engineers Ricky Arnold and Drew Feustel of NASA launched aboard the Soyuz MS-08 spacecraft at 1:44 p.m. Eastern time (11:44 p.m. Baikonur time) on March 21 to begin their journey to the International Space Station. Photo Credit: (NASA/Joel Kowsky)

Expedition 55 flight engineer Drew Feustel of NASA prepares to have his Russian Sokol suit pressure checked in preparation for launch aboard the Soyuz MS-08 spacecraft, Wednesday, March 21, 2018 at the Baikonur Cosmodrome Kazakhstan. Feustel, Soyuz Commander Oleg Artemyev of Roscosmos, and flight engineer Ricky Arnold of NASA launched aboard the Soyuz MS-08 spacecraft at 1:44 p.m. Eastern time (11:44 p.m. Baikonur time) on March 21 to begin their journey to the International Space Station. Photo Credit: (NASA/GCTC/Irina Peshkova)

Expedition 55 flight engineer Ricky Arnold of NASA prepares to have his Russian Sokol suit pressure checked in preparation for launch aboard the Soyuz MS-08 spacecraft, Wednesday, March 21, 2018 at the Baikonur Cosmodrome Kazakhstan. Arnold, Soyuz Commander Oleg Artemyev of Roscosmos, and flight engineer Drew Feustel of NASA launched aboard the Soyuz MS-08 spacecraft at 1:44 p.m. Eastern time (11:44 p.m. Baikonur time) on March 21 to begin their journey to the International Space Station. Photo Credit: (NASA/GCTC/Irina Peshkova)

Expedition 55 flight engineer Drew Feustel of NASA speaks with family and friends after having his Russian Sokol suit pressure checked in preparation for launch aboard the Soyuz MS-08 spacecraft, Wednesday, March 21, 2018 at the Baikonur Cosmodrome Kazakhstan. Feustel, Soyuz Commander Oleg Artemyev of Roscosmos and flight engineer Ricky Arnold of NASA launched aboard the Soyuz MS-08 spacecraft at 1:44 p.m. Eastern time (11:44 p.m. Baikonur time) on March 21 to begin their journey to the International Space Station. Photo Credit: (NASA/Victor Zelentsov)

Expedition 55 Soyuz Commander Oleg Artemyev of Roscosmos, left, and flight engineer Drew Feustel of NASA, right, talk with family and friends after having their Russian Sokol suits pressure checked in preparation for launch aboard the Soyuz MS-08 spacecraft, Wednesday, March 21, 2018 at the Baikonur Cosmodrome in Kazakhstan. Artemyev, Feustel, and flight engineer Ricky Arnold of NASA launched aboard the Soyuz MS-08 spacecraft at 1:44 p.m. Eastern time (11:44 p.m. Baikonur time) on March 21 to begin their journey to the International Space Station. Photo Credit: (NASA/Joel Kowsky)

Expedition 55 flight engineer Ricky Arnold of NASA, left, Soyuz Commander Oleg Artemyev of Roscosmos, center, and flight engineer Drew Feustel of NASA, right, are seen after having their Russian Sokol suits pressure checked in preparation for launch aboard the Soyuz MS-08 spacecraft, Wednesday, March 21, 2018 at the Baikonur Cosmodrome Kazakhstan. Arnold, Artemyev, and Feustel launched aboard the Soyuz MS-08 spacecraft at 1:44 p.m. Eastern time (11:44 p.m. Baikonur time) on March 21 to begin their journey to the International Space Station. Photo Credit: (NASA/Victor Zelentsov)

Expedition 55 Soyuz Commander Oleg Artemyev of Roscosmos speaks with family and friends after having his Russian Sokol suit pressure checked in preparation for launch aboard the Soyuz MS-08 spacecraft, Wednesday, March 21, 2018 at the Baikonur Cosmodrome in Kazakhstan. Artemyev and flight engineers Drew Feustel and Ricky Arnold of NASA launched aboard the Soyuz MS-08 spacecraft at 1:44 p.m. Eastern time (11:44 p.m. Baikonur time) on March 21 to begin their journey to the International Space Station. Photo Credit: (NASA/Joel Kowsky)

Expedition 55 flight engineer Ricky Arnold of NASA has his Russian Sokol suit pressure checked in preparation for launch aboard the Soyuz MS-08 spacecraft, Wednesday, March 21, 2018 at the Baikonur Cosmodrome Kazakhstan. Arnold, Soyuz Commander Oleg Artemyev of Roscosmos, and flight engineer Drew Feustel of NASA launched aboard the Soyuz MS-08 spacecraft at 1:44 p.m. Eastern time (11:44 p.m. Baikonur time) on March 21 to begin their journey to the International Space Station. Photo Credit: (NASA/GCTC/Irina Peshkova)

Expedition 55 flight engineer Drew Feustel of NASA prepares to have his Russian Sokol suit pressure checked in preparation for launch aboard the Soyuz MS-08 spacecraft, Wednesday, March 21, 2018 at the Baikonur Cosmodrome in Kazakhstan. Feustel, Soyuz Commander Oleg Artemyev of Roscosmos, and flight engineer Ricky Arnold of NASA launched aboard the Soyuz MS-08 spacecraft at 1:44 p.m. Eastern time (11:44 p.m. Baikonur time) on March 21 to begin their journey to the International Space Station. Photo Credit: (NASA/Joel Kowsky)

Expedition 55 flight engineer Ricky Arnold of NASA prepares to have his Russian Sokol suit pressure checked in preparation for launch aboard the Soyuz MS-08 spacecraft, Wednesday, March 21, 2018 at the Baikonur Cosmodrome in Kazakhstan. Arnold, Soyuz Commander Oleg Artemyev of Roscosmos, and flight engineer Drew Feustel of NASA launched aboard the Soyuz MS-08 spacecraft at 1:44 p.m. Eastern time (11:44 p.m. Baikonur time) on March 21 to begin their journey to the International Space Station. Photo Credit: (NASA/Joel Kowsky)

Expedition 55 flight engineer Ricky Arnold of NASA, left, Soyuz Commander Oleg Artemyev of Roscosmos, center, and flight engineer Drew Feustel of NASA, right, talk with family and friends after having their Russian Sokol suits pressure checked in preparation for launch aboard the Soyuz MS-08 spacecraft, Wednesday, March 21, 2018 at the Baikonur Cosmodrome in Kazakhstan. Arnold, Artemyev, and Feustel launched aboard the Soyuz MS-08 spacecraft at 1:44 p.m. Eastern time (11:44 p.m. Baikonur time) on March 21 to begin their journey to the International Space Station. Photo Credit: (NASA/Joel Kowsky)

Expedition 55 Soyuz Commander Oleg Artemyev of Roscosmos prepares to have his Russian Sokol suit pressure checked in preparation for launch aboard the Soyuz MS-08 spacecraft, Wednesday, March 21, 2018 at the Baikonur Cosmodrome in Kazakhstan. Artemyev and flight engineers Ricky Arnold and Drew Feustel of NASA launched aboard the Soyuz MS-08 spacecraft at 1:44 p.m. Eastern time (11:44 p.m. Baikonur time) on March 21 to begin their journey to the International Space Station. Photo Credit: (NASA/Joel Kowsky)

Expedition 55 flight engineer Drew Feustel of NASA speaks with family and friends after having his Russian Sokol suit pressure checked in preparation for launch aboard the Soyuz MS-08 spacecraft, Wednesday, March 21, 2018 at the Baikonur Cosmodrome in Kazakhstan. Feustel, Soyuz Commander Oleg Artemyev of Roscosmos, and flight engineer Ricky Arnold of NASA launched aboard the Soyuz MS-08 spacecraft at 1:44 p.m. Eastern time (11:44 p.m. Baikonur time) on March 21 to begin their journey to the International Space Station. Photo Credit: (NASA/Joel Kowsky)

Expedition 55 flight engineer Ricky Arnold of NASA, left, Soyuz Commander Oleg Artemyev of Roscosmos, center, and flight engineer Drew Feustel of NASA, right, talk with family and friends after having their Russian Sokol suits pressure checked in preparation for launch aboard the Soyuz MS-08 spacecraft, Wednesday, March 21, 2018 at the Baikonur Cosmodrome in Kazakhstan. Arnold, Artemyev, and Feustel launched aboard the Soyuz MS-08 spacecraft at 1:44 p.m. Eastern time (11:44 p.m. Baikonur time) on March 21 to begin their journey to the International Space Station. Photo Credit: (NASA/Joel Kowsky)

Expedition 55 Soyuz Commander Oleg Artemyev of Roscosmos prepares to have his Russian Sokol suit pressure checked in preparation for launch aboard the Soyuz MS-08 spacecraft, Wednesday, March 21, 2018 at the Baikonur Cosmodrome Kazakhstan. Artemyev and flight engineers Drew Feustel and Ricky Arnold of NASA launched aboard the Soyuz MS-08 spacecraft at 1:44 p.m. Eastern time (11:44 p.m. Baikonur time) on March 21 to begin their journey to the International Space Station. Photo Credit: (NASA/GCTC/Irina Peshkova)

Expedition 55 flight engineer Drew Feustel of NASA has his Russian Sokol suit pressure checked in preparation for launch aboard the Soyuz MS-08 spacecraft, Wednesday, March 21, 2018 at the Baikonur Cosmodrome Kazakhstan. Feustel, Soyuz Commander Oleg Artemyev of Roscosmos, and flight engineer Ricky Arnold of NASA launched aboard the Soyuz MS-08 spacecraft at 1:44 p.m. Eastern time (11:44 p.m. Baikonur time) on March 21 to begin their journey to the International Space Station. Photo Credit: (NASA/GCTC/Irina Peshkova)

Expedition 55 flight engineer Ricky Arnold of NASA speaks with family and friends after having his Russian Sokol suit pressure checked in preparation for launch aboard the Soyuz MS-08 spacecraft, Wednesday, March 21, 2018 at the Baikonur Cosmodrome in Kazakhstan. Arnold, Soyuz Commander Oleg Artemyev of Roscosmos, and flight engineer Drew Feustel of NASA launched aboard the Soyuz MS-08 spacecraft at 1:44 p.m. Eastern time (11:44 p.m. Baikonur time) on March 21 to begin their journey to the International Space Station. Photo Credit: (NASA/Joel Kowsky)

Expedition 55 Soyuz Commander Oleg Artemyev of Roscosmos, left, and flight engineer Drew Feustel of NASA take a selfie after having their Russian Sokol suits pressure checked in preparation for launch aboard the Soyuz MS-08 spacecraft, Wednesday, March 21, 2018 at the Baikonur Cosmodrome in Kazakhstan. Artemyev, Feustel, and flight engineer Ricky Arnold of NASA launched aboard the Soyuz MS-08 spacecraft at 1:44 p.m. Eastern time (11:44 p.m. Baikonur time) on March 21 to begin their journey to the International Space Station. Photo Credit: (NASA/Joel Kowsky)

Expedition 55 Soyuz Commander Oleg Artemyev of Roscosmos takes a picture with a cell phone after having his Russian Sokol suit pressure checked in preparation for launch aboard the Soyuz MS-08 spacecraft, Wednesday, March 21, 2018 at the Baikonur Cosmodrome in Kazakhstan. Artemyev and flight engineers Ricky Arnold and Drew Feustel of NASA launched aboard the Soyuz MS-08 spacecraft at 1:44 p.m. Eastern time (11:44 p.m. Baikonur time) on March 21 to begin their journey to the International Space Station. Photo Credit: (NASA/Joel Kowsky)

Expedition 55 Soyuz Commander Oleg Artemyev of Roscosmos has his Russian Sokol suit pressure checked in preparation for launch aboard the Soyuz MS-08 spacecraft, Wednesday, March 21, 2018 at the Baikonur Cosmodrome Kazakhstan. Artemyev and flight engineers Drew Feustel and Ricky Arnold of NASA launched aboard the Soyuz MS-08 spacecraft at 1:44 p.m. Eastern time (11:44 p.m. Baikonur time) on March 21 to begin their journey to the International Space Station. Photo Credit: (NASA/GCTC/Irina Peshkova)

Expedition 55 flight engineer Drew Feustel of NASA prepares to have his Russian Sokol suit pressure checked in preparation for launch aboard the Soyuz MS-08 spacecraft, Wednesday, March 21, 2018 at the Baikonur Cosmodrome in Kazakhstan. Feustel, Soyuz Commander Oleg Artemyev of Roscosmos, and flight engineer Ricky Arnold of NASA launched aboard the Soyuz MS-08 spacecraft at 1:44 p.m. Eastern time (11:44 p.m. Baikonur time) on March 21 to begin their journey to the International Space Station. Photo Credit: (NASA/Joel Kowsky)

Expedition 55 Soyuz Commander Oleg Artemyev of Roscosmos, left, and flight engineer Drew Feustel of NASA, right, talk with family and friends after having their Russian Sokol suits pressure checked in preparation for launch aboard the Soyuz MS-08 spacecraft, Wednesday, March 21, 2018 at the Baikonur Cosmodrome in Kazakhstan. Artemyev, Feustel, and flight engineer Ricky Arnold of NASA launched aboard the Soyuz MS-08 spacecraft at 1:44 p.m. Eastern time (11:44 p.m. Baikonur time) on March 21 to begin their journey to the International Space Station. Photo Credit: (NASA/Joel Kowsky)

Expedition 55 flight engineer Ricky Arnold of NASA prepares to have his Russian Sokol suit pressure checked in preparation for launch aboard the Soyuz MS-08 spacecraft, Wednesday, March 21, 2018 at the Baikonur Cosmodrome in Kazakhstan. Arnold, Soyuz Commander Oleg Artemyev of Roscosmos, and flight engineer Drew Feustel of NASA launched aboard the Soyuz MS-08 spacecraft at 1:44 p.m. Eastern time (11:44 p.m. Baikonur time) on March 21 to begin their journey to the International Space Station. Photo Credit: (NASA/Joel Kowsky)

Expedition 55 Soyuz Commander Oleg Artemyev of Roscosmos, left, and flight engineer Drew Feustel of NASA, right, talk with family and friends after having their Russian Sokol suits pressure checked in preparation for launch aboard the Soyuz MS-08 spacecraft, Wednesday, March 21, 2018 at the Baikonur Cosmodrome in Kazakhstan. Artemyev, Feustel, and flight engineer Ricky Arnold of NASA launched aboard the Soyuz MS-08 spacecraft at 1:44 p.m. Eastern time (11:44 p.m. Baikonur time) on March 21 to begin their journey to the International Space Station. Photo Credit: (NASA/Joel Kowsky)