The Soyuz TMA-03M rocket launches from the Baikonur Cosmodrome in Kazakhstan on Wednesday, Dec. 21, 2011 carrying Expedition 30 Soyuz Commander Oleg Kononenko of Russia, NASA Flight Engineer Don Pettit and ESA (European Space Agency) astronaut and Flight Engineer Andre Kuipers to the International Space Station. (Photo Credit: NASA/Carla Cioffi)

The Soyuz TMA-03M rocket launches from the Baikonur Cosmodrome in Kazakhstan on Wednesday, Dec. 21, 2011 carrying Expedition 30 Soyuz Commander Oleg Kononenko of Russia, NASA Flight Engineer Don Pettit and ESA (European Space Agency) astronaut and Flight Engineer Andre Kuipers to the International Space Station. (Photo Credit: NASA/Carla Cioffi)

The Soyuz TMA-03M rocket launches from the Baikonur Cosmodrome in Kazakhstan on Wednesday, Dec. 21, 2011 carrying Expedition 30 Soyuz Commander Oleg Kononenko of Russia, NASA Flight Engineer Don Pettit and ESA (European Space Agency) astronaut and Flight Engineer Andre Kuipers to the International Space Station. (Photo Credit: NASA/Carla Cioffi)

The Soyuz TMA-03M rocket launches from the Baikonur Cosmodrome in Kazakhstan on Wednesday, Dec. 21, 2011 carrying Expedition 30 Soyuz Commander Oleg Kononenko of Russia, NASA Flight Engineer Don Pettit and ESA (European Space Agency) astronaut and Flight Engineer Andre Kuipers to the International Space Station. (Photo Credit: NASA/Carla Cioffi)

The Soyuz TMA-03M rocket launches from the Baikonur Cosmodrome in Kazakhstan on Wednesday, Dec. 21, 2011 carrying Expedition 30 Soyuz Commander Oleg Kononenko of Russia, NASA Flight Engineer Don Pettit and ESA (European Space Agency) astronaut and Flight Engineer Andre Kuipers to the International Space Station. (Photo Credit: NASA/Carla Cioffi)

The Soyuz TMA-03M spacecraft is lifted on to the launch pad at the Baikonur Cosmodrome in Kazakhstan, Monday, Dec. 19, 2011. The rocket is being prepared for launch on December 21 to carry the crew of Expedition 30 to the International Space Station. Photo Credit: (NASA/Carla Cioffi)

The Soyuz TMA-03M spacecraft is lifted on to the launch pad at the Baikonur Cosmodrome in Kazakhstan, Monday, Dec. 19, 2011. The rocket is being prepared for launch on December 21 to carry the crew of Expedition 30 to the International Space Station. Photo Credit: (NASA/Carla Cioffi)

The Soyuz TMA-03M spacecraft is lifted on to the launch pad at the Baikonur Cosmodrome in Kazakhstan, Monday, Dec. 19, 2011. The rocket is being prepared for launch on December 21 to carry the crew of Expedition 30 to the International Space Station. Photo Credit: (NASA/Carla Cioffi)

The Soyuz TMA-03M spacecraft is obscured by the venting of liquid oxygen on it's launch pad at the Baikonur Cosmodrome in Kazakhstan, Wednesday, Dec. 21, 2011 just hours before its launch to send the crew of Expedition 30 NASA Flight Engineer Don Pettit, Soyuz Commander Oleg Konenko, ESA (European Space Agency Andre Kuipers to the International Space Station. Photo Credit: (NASA/Carla Cioffi)

The Soyuz TMA-03M spacecraft is obscured by the venting of liquid oxygen on it's launch pad at the Baikonur Cosmodrome in Kazakhstan, Wednesday, Dec. 21, 2011 just hours before its launch to send the crew of Expedition 30 NASA Flight Engineer Don Pettit, Soyuz Commander Oleg Konenko, ESA (European Space Agency Andre Kuipers to the International Space Station. Photo Credit: (NASA/Carla Cioffi)

The flags representing Kazakhstan and the nations of the three crewmembers who will launch in the Soyuz TMA-03M spacecraft are shown at the launch pad at the Baikonur Cosmodrome in Kazakhstan on Monday, Dec. 19, 2011. From left to right are the flags of The Netherlands, Russia, the United States and Kazakhstan. Scheduled to launch on December 21st local time are Expedition 30 Soyuz Commander Oleg Kononenko of Russia, NASA Flight Engineer Don Pettit and ESA (European Space Agency) astronaut and Flight Engineer Andre Kuipers. Photo Credit (NASA/Carla Cioffi)

The Soyuz TMA-03M spacecraft is seen at the launch pad after being raised into vertical position on Monday, Dec. 19, 2011 at the Baikonur Cosmodrome in Kazakhstan. The launch of the Soyuz spacecraft with Expedition 30 Soyuz Commander Oleg Kononenko of Russia, NASA Flight Engineer Don Pettit and ESA (European Space Agency) astronaut and Flight Engineer Andre Kuipers is scheduled for Wednesday, Dec. 21, 2011. Photo Credit: (NASA/Carla Cioffi)

The Soyuz TMA-03M spacecraft is seen at the launch pad after being raised into vertical position on Monday, Dec. 19, 2011 at the Baikonur Cosmodrome in Kazakhstan. The launch of the Soyuz spacecraft with Expedition 30 Soyuz Commander Oleg Kononenko of Russia, NASA Flight Engineer Don Pettit and ESA (European Space Agency) astronaut and Flight Engineer Andre Kuipers is scheduled for Wednesday, Dec. 21, 2011. Photo Credit: (NASA/Carla Cioffi)

The Soyuz TMA-03M spacecraft is seen at dusk an hour before launch at the Baikonur Cosmodrome in Kazakhstan, Wednesday, Dec. 21, 2011. The crew of Expedition 30, NASA Flight Engineer Don Pettit, Soyuz Commander Oleg Konenko, ESA (European Space Agency) Andre Kuipers launched at 7:16pm local time to the International Space Station. Photo Credit: (NASA/Carla Cioffi)

Launch pad engineers at the Baikonur Cosmodrome in Kazakhstan are dwarfed by the large gantry mechanisms at the base of the Soyuz TMA-03M rocket following its rollout to the pad on Monday, Dec. 19, 2011. The rocket is being prepared for launch on December 21 to carry the crew of Expedition 30 to the International Space Station. Photo Credit: (NASA/Carla Cioffi)

The Soyuz TMA-03M spacecraft is seen at the launch pad after being raised into vertical position on Monday, Dec. 19, 2011 at the Baikonur Cosmodrome in Kazakhstan. The launch of the Soyuz spacecraft with Expedition 30 Soyuz Commander Oleg Kononenko of Russia, NASA Flight Engineer Don Pettit and ESA (European Space Agency) astronaut and Flight Engineer Andre Kuipers is scheduled for Wednesday, Dec. 21, 2011. Photo Credit: (NASA/Carla Cioffi)

The Soyuz rocket is seen as it approaches the Soyuz launch pad on Monday, Dec. 21, 2011 at the Baikonur Cosmodrome in Kazakhstan. The launch of the Soyuz spacecraft will carry Expedition 30 Soyuz Commander Soyuz Commander Oleg Kononenko of Russia, NASA Flight Engineer Don Pettit and ESA (European Space Agency) astronaut and Flight Engineer Andre Kuipers to the International Space Station. Photo Credit (NASA/Carla Cioffi)

The Soyuz rocket is seen as it approaches the Soyuz launch pad on Monday, Dec. 21, 2011 at the Baikonur Cosmodrome in Kazakhstan. The launch of the Soyuz spacecraft will carry Expedition 30 Soyuz Commander Soyuz Commander Oleg Kononenko of Russia, NASA Flight Engineer Don Pettit and ESA (European Space Agency) astronaut and Flight Engineer Andre Kuipers to the International Space Station. Photo Credit (NASA/Carla Cioffi)

The Soyuz TMA-03M spacecraft is seen at dusk an hour before launch at the Baikonur Cosmodrome in Kazakhstan, Wednesday, Dec. 21, 2011. The crew of Expedition 30, NASA Flight Engineer Don Pettit, Soyuz Commander Oleg Konenko, ESA (European Space Agency) Andre Kuipers launched at 7:16pm local time to the International Space Station. Photo Credit: (NASA/Carla Cioffi)

jsc2017e136048 - At the Gagarin Cosmonaut Training Center in Star City, Russia, Expedition 54-55 prime crewmember Anton Shkaplerov of the Russian Federal Space Agency (Roscosmos) listens to a reporter’s question during a crew news conference Nov. 30. Shkaplerov, Scott Tingle of NASA and Norishige Kanai of the Japan Aerospace Exploration Agency (JAXA) will launch Dec. 17 on the Soyuz MS-07 spacecraft from the Baikonur Cosmodrome in Kazakhstan for a five-month mission on the International Space Station...Andrey Shelepin/Gagarin Cosmonaut Training Center.

At the Cosmonaut Hotel in Baikonur, Kazakhstan, Expedition 48-49 prime crewmember Kate Rubins of NASA (left) and her backup, NASA’s Peggy Whitson (right) share a game of chess June 30 during pre-launch activities. Rubins, Anatoly Ivanishin of Roscosmos and Takuya Onishi of the Japan Aerospace Exploration Agency, will launch July 7, Baikonur time, on the Soyuz MS-01 spacecraft for a planned four-month mission on the International Space Station. NASA/Alexander Vysotsky

At the Cosmonaut Hotel in Baikonur, Kazakhstan, Expedition 48-49 crewmembers Takuya Onishi of the Japan Aerospace Exploration Agency (left) and Anatoly Ivanishin of Roscosmos share a game of ping-pong June 30 during pre-launch activities. They and Kate Rubins of NASA will launch July 7, Baikonur time, on the Soyuz MS-01 spacecraft for a planned four-month mission on the International Space Station. NASA/Alexander Vysotsky

At the Cosmonaut Hotel in Baikonur, Kazakhstan, Expedition 48-49 crewmembers Anatoly Ivanishin of Roscosmos (foreground) and Takuya Onishi of the Japan Aerospace Exploration Agency conduct tests of their vestibular system on tilt tables June 30 as part of pre-launch activities. They and Kate Rubins of NASA will launch July 7, Baikonur time, on the Soyuz MS-01 spacecraft for a planned four-month mission on the International Space Station. NASA/Alexander Vysotsky

At the Cosmonaut Hotel in Baikonur, Kazakhstan, Expedition 48-49 crewmember Anatoly Ivanishin of Roscosmos tries his hand a billiards June 30 during pre-launch activities. Ivanishin, Takuya Onishi of the Japan Aerospace Exploration Agency and Kate Rubins of NASA will launch July 7, Baikonur time, on the Soyuz MS-01 spacecraft for a planned four-month mission on the International Space Station. NASA/Alexander Vysotsky

At the Gagarin Cosmonaut Training Center in Star City, Russia, Expedition 46-47 crewmember Yuri Malenchenko of the Russian Federal Space Agency (Roscosmos) flashes a smile Nov. 30 as he departs for the airport and the flight to his launch site at the Baikonur Cosmodrome in Kazakhstan. Malenchenko, Tim Kopra of NASA and Tim Peake of the European Space Agency will launch Dec. 15 in the Soyuz TMA-19M spacecraft for a six-month mission on the International Space Station. NASA / Seth Marcantel

At the Cosmonaut Hotel in Baikonur, Kazakhstan, Expedition 48-49 crewmembers Kate Rubins of NASA (left), Anatoly Ivanishin of Roscosmos (center) and Takuya Onishi of the Japan Aerospace Exploration Agency (right) take a stroll down the “Walk of Cosmonauts” June 30 as part of their pre-launch activities. Rubins, Ivanishin and Onishi will launch July 7, Baikonur time, on the Soyuz MS-01 spacecraft for a planned four-month mission on the International Space Station. NASA/Alexander Vysotsky

The Expedition 46-47 crewmembers arrive in Baikonur, Kazakhstan Nov. 30 for final pre-launch training following a flight from their training base at the Gagarin Cosmonaut Training Center in Star City, Russia. Tim Peake of the European Space Agency (left), Yuri Malenchenko of the Russian Federal Space Agency (Roscosmos, center) and Tim Kopra of NASA (right) will launch Dec. 15 on the Soyuz TMA-19M spacecraft for a six-month mission on the International Space Station. NASA / Victor Zelentsov

At the Cosmonaut Hotel in Baikonur, Kazakhstan, Expedition 48-49 crewmember Kate Rubins of NASA takes a spin in a rotating chair to test her vestibular system June 30 as part of pre-launch activities. Rubins, Anatoly Ivanishin of Roscosmos and Takuya Onishi of the Japan Aerospace Exploration Agency will launch July 7, Baikonur time, on the Soyuz MS-01 spacecraft for a planned four-month mission on the International Space Station. NASA/Alexander Vysotsky

The Expedition 46-47 crewmembers arrive in Baikonur, Kazakhstan Nov. 30 for final pre-launch training following a flight from their training base at the Gagarin Cosmonaut Training Center in Star City, Russia. Tim Peake of the European Space Agency (left), Yuri Malenchenko of the Russian Federal Space Agency (Roscosmos, center) and Tim Kopra of NASA (right) will launch Dec. 15 on the Soyuz TMA-19M spacecraft for a six-month mission on the International Space Station. NASA / Victor Zelentsov

At the Gagarin Cosmonaut Training Center in Star City, Russia, Expedition 46-47 crewmember Tim Kopra of NASA flashes a smile Nov. 30 in advance of his departure for his launch site at the Baikonur Cosmodrome in Kazakhstan. Kopra, Tim Peake of the European Space Agency and Yuri Malenchenko of the Russian Federal Space Agency (Roscosmos) will launch Dec. 15 in their Soyuz TMA-19M spacecraft for a six-month mission on the International Space Station. NASA / Seth Marcantel

At the Cosmonaut Hotel in Baikonur, Kazakhstan, Expedition 48-49 crewmembers Kate Rubins of NASA (left), Anatoly Ivanishin of Roscosmos (center) and Takuya Onishi of the Japan Aerospace Exploration Agency (right) pose for pictures June 30 during traditional pre-launch activities. Rubins, Ivanishin and Onishi will launch July 7, Baikonur time, on the Soyuz MS-01 spacecraft for a planned four-month mission on the International Space Station. NASA/Alexander Vysotsky

At the Cosmonaut Hotel in Baikonur, Kazakhstan, Expedition 48-49 crewmember Takuya Onishi of the Japan Aerospace Exploration Agency takes a spin in a rotating chair to test his vestibular system June 30 as part of pre-launch activities. Onishi, Kate Rubins of NASA and Anatoly Ivanishin of Roscosmos will launch July 7, Baikonur time, on the Soyuz MS-01 spacecraft for a planned four-month mission on the International Space Station. NASA/Alexander Vysotsky

The Expedition 46-47 crewmembers arrive in Baikonur, Kazakhstan Nov. 30 for final pre-launch training following a flight from their training base at the Gagarin Cosmonaut Training Center in Star City, Russia and are greeted by school children. Tim Peake of the European Space Agency (left), Yuri Malenchenko of the Russian Federal Space Agency (Roscosmos, center) and Tim Kopra of NASA (right), will launch Dec. 15 on the Soyuz TMA-19M spacecraft for a six-month mission on the International Space Station. NASA / Victor Zelentsov

At the Cosmonaut Hotel in Baikonur, Kazakhstan, Expedition 48-49 crewmembers Kate Rubins of NASA (left), Anatoly Ivanishin of Roscosmos (center) and Takuya Onishi of the Japan Aerospace Exploration Agency (right) pose for pictures June 30 after Rubins and Onishi, both first-time fliers, planted trees in their names in traditional pre-launch activities. Rubins, Ivanishin and Onishi will launch July 7, Baikonur time, on the Soyuz MS-01 spacecraft for a planned four-month mission on the International Space Station. NASA/Alexander Vysotsky

At the Cosmonaut Hotel in Baikonur, Kazakhstan, Expedition 48-49 crewmembers Anatoly Ivanishin of Roscosmos (foreground) and Takuya Onishi of the Japan Aerospace Exploration Agency conduct tests of their vestibular system on tilt tables June 30 as part of pre-launch activities. They and Kate Rubins of NASA will launch July 7, Baikonur time, on the Soyuz MS-01 spacecraft for a planned four-month mission on the International Space Station. NASA/Alexander Vysotsky

The Expedition 46-47 crewmembers arrive in Baikonur, Kazakhstan Nov. 30 for final pre-launch training following a flight from their training base at the Gagarin Cosmonaut Training Center in Star City, Russia. On the right of the frame are Tim Peake of the European Space Agency (left), Yuri Malenchenko of the Russian Federal Space Agency (Roscosmos, center) and Tim Kopra of NASA (right), who will launch Dec. 15 on the Soyuz TMA-19M spacecraft for a six-month mission on the International Space Station. NASA / Victor Zelentsov

At the Gagarin Cosmonaut Training Center in Star City, Russia, Expedition 46-47 crewmember Tim Peake of the European Space Agency prepares to depart for his launch site at the Baikonur Cosmodrome in Kazakhstan Nov. 30 as backup crewmember Takuya Onishi of the Japan Aerospace Exploration Agency (JAXA) looks on. Peake, Tim Kopra of NASA and Yuri Malenchenko of the Russian Federal Space Agency (Roscosmos) will launch Dec. 15 in the Soyuz TMA-19M spacecraft for a six-month mission on the International Space Station. NASA / Seth Marcantel

En route from the Gagarin Cosmonaut Training Center in Star City, Russia to their launch site at the Baikonur Cosmodrome in Kazakhstan, Expedition 46-47 crewmembers Tim Kopra of NASA (left), Tim Peake of the European Space Agency (center) and Yuri Malenchenko of the Russian Federal Space Agency (Roscosmos, right) pose for pictures Nov. 30 on their plane. Kopra, Peake and Malenchenko will launch Dec. 15 on the Soyuz TMA-19M spacecraft for a six-month mission on the International Space Station. NASA / Victor Zelentsov

At the Gagarin Cosmonaut Training Center in Star City, Russia, Expedition 46-47 crewmember Tim Kopra of NASA (right) answers a reporter’s question Nov. 30 before departing for his launch site at the Baikonur Cosmodrome in Kazakhstan. Looking on is crewmate Yuri Malenchenko of the Russian Federal Space Agency (Roscosmos, left), who along with Kopra and Tim Peake of the European Space Agency, will launch Dec. 15 in the Soyuz TMA-19M spacecraft for a six-month mission on the International Space Station. NASA / Seth Marcantel

At the Cosmonaut Hotel in Baikonur, Kazakhstan, Expedition 48-49 backup crewmember Peggy Whitson of NASA waters a tree in her name first planted in 2007 during traditional pre-launch activities June 30. Whitson is one of three backups to the prime crewmembers, Kate Rubins of NASA, Anatoly Ivanishin of Roscosmos and Takuya Onishi of the Japan Aerospace Exploration Agency, who will launch July 7, Baikonur time, on the Soyuz MS-01 spacecraft for a planned four-month mission on the International Space Station. NASA/Alexander Vysotsky

At the Cosmonaut Hotel in Baikonur, Kazakhstan, Expedition 48-49 crewmembers Anatoly Ivanishin of Roscosmos (second from left), Takuya Onishi of the Japan Aerospace Exploration Agency (second from right) and Kate Rubins of NASA (far right) listen to a rendezvous instructor June 30 during pre-launch training. Rubins, Ivanishin and Onishi will launch July 7, Baikonur time, on the Soyuz MS-01 spacecraft for a planned four-month mission on the International Space Station. NASA/Alexander Vysotsky

jsc2017e136058 - On a snowy night at Red Square in Moscow, Expedition 54-55 crewmember Scott Tingle of NASA lays flowers at the Kremlin Wall where Russian space icons are interred in traditional pre-launch ceremonies Nov. 30. Tingle, Anton Shkaplerov of the Russian Federal Space Agency (Roscosmos) and Norishige Kanai of the Japan Aerospace Exploration Agency (JAXA) will launch from the Baikonur Cosmodrome in Kazakhstan on the Soyuz MS-07 spacecraft Dec. 17 for a five-month mission on the International Space Station...Andrey Shelepin/Gagarin Cosmonaut Training Center.

jsc2017e136055 - On a snowy night at Red Square in Moscow, Expedition 54-55 backup crewmember Jeanette Epps of NASA lays flowers at the Kremlin Wall where Russian space icons are interred in traditional pre-launch ceremonies Nov. 30. Looking on are backup crewmembers Sergey Prokopyev of the Russian Federal Space Agency (Roscosmos, left) and Alexander Gerst of the European Space Agency. They are backups to Anton Shkaplerov of Roscosmos, Scott Tingle of NASA and Norishige Kanai of the Japan Aerospace Exploration Agency (JAXA), who will launch from the Baikonur Cosmodrome in Kazakhstan on the Soyuz MS-07 spacecraft Dec. 17 for a five-month mission on the International Space Station...Andrey Shelepin/Gagarin Cosmonaut Training Center.

Expedition 13 Commander Pavel V. Vinogradov and Science Officer and Flight Engineer Jeffrey N. Williams began their mission Wednesday at 9:30 p.m. EST, (Thursday, March 30, 2006, 8:30 a.m. Kazakhstan time). They launched aboard a Soyuz TMA-8 rocket from the Baikonur Cosmodrome in Baikonur, Kazakhstan. Joining them for several days as a Soyuz crew member before returning home with the Expedition 12 crew is Marcos Pontes, Brazilian Space Agency. Photo Credit: (NASA/Bill Ingalls)

Expedition 13 Commander Pavel V. Vinogradov and Science Officer and Flight Engineer Jeffrey N. Williams began their mission Wednesday at 9:30 p.m. EST, (Thursday, March 30, 2006, 8:30 a.m. Kazakhstan time). They launched aboard a Soyuz TMA-8 rocket from the Baikonur Cosmodrome in Baikonur, Kazakhstan. Joining them for several days as a Soyuz crew member before returning home with the Expedition 12 crew is Marcos Pontes, Brazilian Space Agency. Photo Credit: (NASA/Bill Ingalls)

Expedition 13 Commander Pavel V. Vinogradov and Science Officer and Flight Engineer Jeffrey N. Williams began their mission Wednesday at 9:30 p.m. EST, (Thursday, March 30, 2006, 8:30 a.m. Kazakhstan time). They launched aboard a Soyuz TMA-8 rocket from the Baikonur Cosmodrome in Baikonur, Kazakhstan. Joining them for several days as a Soyuz crew member before returning home with the Expedition 12 crew is Marcos Pontes, Brazilian Space Agency. Photo Credit: (NASA/Bill Ingalls)

Expedition 13 Commander Pavel V. Vinogradov and Science Officer and Flight Engineer Jeffrey N. Williams began their mission Wednesday at 9:30 p.m. EST, (Thursday, March 30, 2006, 8:30 a.m. Kazakhstan time). They launched aboard a Soyuz TMA-8 rocket from the Baikonur Cosmodrome in Baikonur, Kazakhstan. Joining them for several days as a Soyuz crew member before returning home with the Expedition 12 crew is Marcos Pontes, Brazilian Space Agency. Photo Credit: (NASA/Bill Ingalls)

With famed St. Basil’s Cathedral in the background, the prime crew for the upcoming Expedition 30 launch to the International Space Station toured Red Square in Moscow October 24, 2011 as part of their ceremonial pre-launch activities. From left to right are Expedition 30 Commander Dan Burbank of NASA, Soyuz Commander Anton Shkaplerov and Anatoly Ivanishin. Burbank, Shkaplerov and Ivanishin will launch on November 14 to the International Space Station in the Soyuz TMA-22 spacecraft from the Baikonur Cosmodrome in Kazakhstan. Credit: NASA

The Soyuz TMA-03M spacecraft is seen shortly after arriving at the launch pad Monday, Dec. 19, 2011 at the Baikonur Cosmodrome in Kazakhstan. Photo Credit: (NASA/Carla Cioffi)

The Soyuz TMA-03M spacecraft is seen shortly after arriving at the launch pad Monday, Dec. 19, 2011 at the Baikonur Cosmodrome in Kazakhstan. Photo Credit: (NASA/Carla Cioffi)

JSC2011-E-215048 (15 Aug. 2011) --- Attired in Russian Sokol launch and entry suits, Russian cosmonaut Oleg Kononenko (center), Expedition 30 flight engineer and Expedition 31 commander; along with NASA astronaut Don Pettit (left) and European Space Agency astronaut Andre Kuipers, both Expedition 30/31 flight engineers, take a break from training in Star City, Russia to pose for a portrait. Photo credit: Gagarin Cosmonaut Training Center

JSC2011-E-196325 (22 Aug. 2011) --- Attired in Russian Sokol launch and entry suits, NASA astronaut Dan Burbank (left), Expedition 29 flight engineer and Expedition 30 commander; along with Russian cosmonauts Anton Shkaplerov (center) and Anatoly Ivanishin, both Expedition 29/30 flight engineers, take a break from training in Star City, Russia to pose for a portrait. Photo credit: Gagarin Cosmonaut Training Center

At the Gagarin Cosmonaut Training Center in Star City, Russia, Expedition 29/30 Soyuz Commander Anton Shkaplerov says goodbye to his daughter October 31, 2011, as he departed for his launch site in Baikonur, Kazakhstan. Shkaplerov, Expedition 30 Commander Dan Burbank of NASA and Flight Engineer Anatoly Ivanishin will launch November 14 from Baikonur on their Soyuz TMA-22 spacecraft for the International Space Station. Credit: NASA

At the Gagarin Cosmonaut Training Center in Star City, Russia, Expedition 29/30 Soyuz Commander Anton Shkaplerov says goodbye to his daughter October 31, 2011, as he departed for his launch site in Baikonur, Kazakhstan. Shkaplerov, Expedition 30 Commander Dan Burbank of NASA and Flight Engineer Anatoly Ivanishin will launch November 14 from Baikonur on their Soyuz TMA-22 spacecraft for the International Space Station. Credit: NASA

JSC2010-E-044365 (30 March 2010) --- In preparation for an April 2 liftoff for Expedition 23, the final assembly for Soyuz TMA-18 was performed March 30 by TsSKB-Progress personnel in the Launch Vehicle Assembly facility at Site 112 of Baikonur Cosmodrome. Photo credit: NASA/Victor Zelentsov

JSC2010-E-044357 (30 March 2010) --- In preparation for an April 2 liftoff for Expedition 23, the final assembly for Soyuz TMA-18 was performed March 30 by TsSKB-Progress personnel in the Launch Vehicle Assembly facility at Site 112 of Baikonur Cosmodrome. Photo credit: NASA/Victor Zelentsov

JSC2010-E-044364 (30 March 2010) --- In preparation for an April 2 liftoff for Expedition 23, the final assembly for Soyuz TMA-18 was performed March 30 by TsSKB-Progress personnel in the Launch Vehicle Assembly facility at Site 112 of Baikonur Cosmodrome. Photo credit: NASA/Victor Zelentsov

JSC2010-E-044366 (30 March 2010) --- In preparation for an April 2 liftoff for Expedition 23, the final assembly for Soyuz TMA-18 was performed March 30 by TsSKB-Progress personnel in the Launch Vehicle Assembly facility at Site 112 of Baikonur Cosmodrome. Photo credit: NASA/Victor Zelentsov

JSC2010-E-044362 (30 March 2010) --- In preparation for an April 2 liftoff for Expedition 23, the final assembly for Soyuz TMA-18 was performed March 30 by TsSKB-Progress personnel in the Launch Vehicle Assembly facility at Site 112 of Baikonur Cosmodrome. Photo credit: NASA/Victor Zelentsov

JSC2010-E-044360 (30 March 2010) --- In preparation for an April 2 liftoff for Expedition 23, the final assembly for Soyuz TMA-18 was performed March 30 by TsSKB-Progress personnel in the Launch Vehicle Assembly facility at Site 112 of Baikonur Cosmodrome. Photo credit: NASA/Victor Zelentsov

JSC2010-E-044363 (30 March 2010) --- In preparation for an April 2 liftoff for Expedition 23, the final assembly for Soyuz TMA-18 was performed March 30 by TsSKB-Progress personnel in the Launch Vehicle Assembly facility at Site 112 of Baikonur Cosmodrome. Photo credit: NASA/Victor Zelentsov

jsc2017e108518 (June 30, 2017) --- Cosmonaut Alexander Misurkin of Roscosmos is the flight engineer for Expedition 53 and the commander of Expedition 54. Misurkin is also the commander of the Soyuz MS-06 spacecraft launching him and fellow Expedition 53-54 crew members Joe Acaba and Mark Vande Hei to the International Space Station.

At the Cosmonaut Hotel in Baikonur, Kazakhstan, Expedition 48-49 crewmembers Kate Rubins of NASA (left), Anatoly Ivanishin of Roscosmos (center) and Takuya Onishi of the Japan Aerospace Exploration Agency (right) conduct rendezvous rehearsals on a laptop computer simulator June 30 as instructors look on. Rubins, Ivanishin and Onishi will launch July 7, Baikonur time, on the Soyuz MS-01 spacecraft for a planned four-month mission on the International Space Station. NASA/Alexander Vysotsky

At the Cosmonaut Hotel in Baikonur, Kazakhstan, Expedition 48-49 backup crewmember Peggy Whitson of NASA listens to a rendezvous instructor June 30 as her crewmate, Oleg Novitskiy of Roscosmos (right) reviews documents. They are backups to the prime crewmembers, Kate Rubins of NASA, Anatoly Ivanishin of Roscosmos and Takuya Onishi of the Japan Aerospace Exploration Agency, who will launch July 7, Baikonur time, on the Soyuz MS-01 spacecraft for a planned four-month mission on the International Space Station. NASA/Alexander Vysotsky

JSC2006-E-11944 (30 March 2006) --- With the launch of a Soyuz rocket, cosmonaut Pavel V. Vinogradov, Russia’s Federal Space Agency Expedition 13 International Space Station commander, and astronaut Jeffrey N. Williams, NASA International Space Station flight engineer and science officer, began their mission Wednesday at 9:30 p.m. EST, (Thursday, March 30, 2006, 8:30 a.m. Kazakhstan time). They launched aboard a Soyuz rocket from the Baikonur Cosmodrome in Kazakhstan. Joining them for several days before returning home with the Expedition 12 crew is astronaut Marcos Pontes, Brazilian Space Agency Soyuz crew member. Photo Credit: NASA/Bill Ingalls

At the Korolev Museum in the Baikonur Cosmodrome in Kazakhstan, Expedition 30 Flight Engineer Don Pettit of NASA signs a picture of a Soyuz rocket December 16, 2011 as he and his Expedition 30 crewmates enter the final days of preparations for launch December 21 on their Soyuz TMA-03M spacecraft. Pettit, Soyuz Commander Oleg Kononenko and Flight Engineer Andre Kuipers of the European Space Agency will spend five and a half months on the station. Credit: NASA

Expedition 30 NASA astronaut and Flight Engineer Don Pettit performs the traditional door signing Wednesday, Dec. 21, 2011 at the Cosmonaut Hotel in Baikonur, Kazakhstan. Pettit was launched onboard the Soyuz rocket the same evening with Expedition 30 Soyuz Commander Oleg Kononenko and ESA (European Space Agency) astronaut Andre Kuiperson a mission to the International Space Station (ISS). Photo Credit: (NASA/Carla Cioffi)

Expedition 30 ESA (European Space Agency) astronaut Andre Kuipers performs the traditional door signing Wednesday, Dec. 21, 2011 at the Cosmonaut Hotel in Baikonur, Kazakhstan. Kuipers was launched onboard the Soyuz rocket the same evening with Expedition 30 NASA Flight Engineer Don Pettit and Soyuz Commander and Russian cosmonaut Oleg Kononenko on a mission to the International Space Station (ISS). Photo Credit: (NASA/Carla Cioffi)

At the Baikonur Cosmodrome in Kazakhstan, Expedition 30 Flight Engineer Anatoly Ivanishin (left), Soyuz Commander Anton Shkaplerov (center) and Expedition 30 Commander Dan Burbank of NASA (right) pose for pictures in front of their Soyuz booster rocket November 9, 2011 as they prepare for launch November 14 on the Soyuz TMA-22 spacecraft from Baikonur to the International Space Station. Credit: NASA/Victor Zelentsov

Expedition 30 NASA astronaut and Flight Engineer Don Pettit performs the traditional door signing Wednesday, Dec. 21, 2011 at the Cosmonaut Hotel in Baikonur, Kazakhstan. Pettit was launched onboard the Soyuz rocket the same evening with Expedition 30 Soyuz Commander Oleg Kononenko and ESA (European Space Agency) astronaut Andre Kuiperson a mission to the International Space Station (ISS). Photo Credit: (NASA/Carla Cioffi)

At the Baikonur Cosmodrome in Kazakhstan, Expedition 30 Flight Engineer Anatoly Ivanishin (left), Soyuz Commander Anton Shkaplerov (center) and Expedition 30 Commander Dan Burbank of NASA (right) pose for pictures in front of their Soyuz TMA-22 spacecraft November 9, 2011 as they completed a final inspection of the vehicle in its Integration Facility. The trio are preparing for launch November 14 from Baikonur to the International Space Station. Credit: NASA/Victor Zelentsov

Expedition 30 Soyuz Commander Oleg Kononenko is seen after performing the traditional door signing Wednesday, Dec. 21, 2011 at the Cosmonaut Hotel in Baikonur, Kazakhstan. Kononenko was launched onboard the Soyuz rocket the same evening with Expedition 30 NASA Flight Engineer Don Pettit and ESA (European Space Agency) astronaut Andre Kuipers on a mission to the International Space Station (ISS). Photo Credit: (NASA/Carla Cioffi)

jsc2017e136047 - At the Gagarin Cosmonaut Training Center in Star City, Russia, Expedition 54-55 prime crewmember Anton Shkaplerov of the Russian Federal Space Agency (Roscosmos) signs a ceremonial book Nov. 30 as part of traditional pre-launch ceremonies. In the front row from left to right are the prime crewmembers, Norishige Kanai of the Japan Aerospace Exploration Agency (JAXA), Shkaplerov and Scott Tingle of NASA. Looking on in the back row are the backup crewmembers, NASA’s Jeanette Epps, Sergey Prokopyev of Roscosmos and Alexander Gerst of the European Space Agency. Shkaplerov, Tingle and Kanai will launch Dec. 17 on the Soyuz MS-07 spacecraft from the Baikonur Cosmodrome in Kazakhstan for a five-month mission on the International Space Station...Andrey Shelepin/Gagarin Cosmonaut Training Center.

The Soyuz TMA-8 rocket launched from the Baikonur Cosmodrome in Baikonur, Kazakhstan on Wednesday, March 29, 2006 at 9:30 p.m. EST, (Thursday, March 30, 2006, 8:30 a.m. Kazakhstan time). Aboard the spacecraft are Expedition 13 Commander Pavel V. Vinogradov, Science Officer and Flight Engineer Jeffrey N. Williams, and Brazilian Space Agency Soyuz crew member Marcos Pontes. Photo Credit: (NASA/Bill Ingalls)

The Soyuz TMA-8 rocket launched from the Baikonur Cosmodrome in Baikonur, Kazakhstan on Wednesday, March 29, 2006 at 9:30 p.m. EST, (Thursday, March 30, 2006, 8:30 a.m. Kazakhstan time). Aboard the spacecraft are Expedition 13 Commander Pavel V. Vinogradov, Science Officer and Flight Engineer Jeffrey N. Williams, and Brazilian Space Agency Soyuz crew member Marcos Pontes. Photo Credit: (NASA/Bill Ingalls)

The Soyuz TMA-8 rocket launched from the Baikonur Cosmodrome in Baikonur, Kazakhstan on Wednesday, March 29, 2006 at 9:30 p.m. EST, (Thursday, March 30, 2006, 8:30 a.m. Kazakhstan time). Aboard the spacecraft are Expedition 13 Commander Pavel V. Vinogradov, Science Officer and Flight Engineer Jeffrey N. Williams, and Brazilian Space Agency Soyuz crew member Marcos Pontes. Photo Credit: (NASA/Bill Ingalls)

Technicians check suit pressure for Expedition 13 Commander Pavel V. Vinogradov prior to launch onboard the Soyuz spacecraft from Baikonur, Kazakhstan, Thursday, March 30. 2006. Photo Credit: (NASA/Bill Ingalls)

jsc2017e108516_alt (June 30, 2017) --- Portrait of NASA astronaut and Expedition 53-54 Flight Engineer Joe Acaba attired in his Sokol launch and entry suit at the Gagarin Cosmonaut Training Center in Star City, Russia.

NASA Administrator Charles Bolden answers a reporter's question shortly after the successful Soyuz launch of Expedition 21 Flight Engineer Maxim Suraev, Expedition 21 Flight Engineer Jeffrey N. Williams and Spaceflight Participant Guy Laliberté, Wednesday, Sept. 30, 2009 in Baikonur, Kazakhstan. Photo Credit: (NASA/Victor Zelentsov)

Spaceflight Participant Guy Laliberté, left, Expedition 21 Flight Engineer Maxim Suraev, center, and Expedition 21 Flight Engineer Jeffrey N. Williams depart the Cosmonaut Hotel on the morning of their Soyuz launch to the International Space Station on Wednesday, Sept. 30, 2009 in Baikonur, Kazakhstan. Photo Credit: (NASA/Bill Ingalls)

Spaceflight Participant Guy Laliberté, left, Expedition 21 Flight Engineer Maxim Suraev, center, and Expedition 21 Flight Engineer Jeffrey N. Williams depart the Cosmonaut Hotel on the morning of their Soyuz launch to the International Space Station on Wednesday, Sept. 30, 2009 in Baikonur, Kazakhstan. Photo Credit: (NASA/Victor Zelentsov)

DATE: 7-6-16 LOCATION: Bldg. 30 - WFCR SUBJECT: Expedition 48/49 flight control team during Launch of the Expedition 48-49 Crew (Ivanishin, Onishi, Rubins) on the Soyuz MS-01 spacecraft from the Baikonur Cosmodrome in Kazakhstan. PHOTOGRAPHER: Lauren Harnett

JSC2011-E-215059 (15 Aug. 2011) --- Russian cosmonaut Oleg Kononenko, Expedition 30 flight engineer and Expedition 31 commander, attired in a Russian Sokol launch and entry suit, takes a break from training in Star City, Russia to pose for a portrait. Photo credit: Gagarin Cosmonaut Training Center

DATE: 7-6-16 LOCATION: Bldg. 30 - WFCR SUBJECT: Expedition 48/49 flight control team during Launch of the Expedition 48-49 Crew (Ivanishin, Onishi, Rubins) on the Soyuz MS-01 spacecraft from the Baikonur Cosmodrome in Kazakhstan. PHOTOGRAPHER: Lauren Harnett

PHOTO DATE: 3-18-16 LOCATION: Bldg 30 - FCR-1 SUBJECT: Expedition 47 flight control team during launch of Expedition 47-48 Crew (Ovchinin, Skripochka, J. Williams) on the Soyuz TMA-20M spacecraft from the Baikonur Cosmodrome in Kazakhstan PHOTOGRAPHER: Lauren Harnett

JSC2011-E-196326 (22 Aug. 2011) --- NASA astronaut Dan Burbank, Expedition 29 flight engineer and Expedition 30 commander, attired in a Russian Sokol launch and entry suit, takes a break from training in Star City, Russia to pose for a portrait. Photo credit: Gagarin Cosmonaut Training Center

At the Gagarin Cosmonaut Training Center in Star City, Russia, Expedition 46-47 crewmembers Tim Peake of the European Space Agency (left), Yuri Malenchenko of the Russian Federal Space Agency (Roscosmos, center) and Tim Kopra of NASA (right) answer reporters’ questions Nov. 30 in front of the statue of Vladimir Lenin before departing for their launch site at the Baikonur Cosmodrome in Kazakhstan. Malenchenko, Kopra and Tim Peake of the European Space Agency will launch Dec. 15 in their Soyuz TMA-19M spacecraft for a six-month mission on the International Space Station. NASA / Seth Marcantel

At the Cosmonaut Hotel in Baikonur, Kazakhstan, Expedition 48-49 crewmember Takuya Onishi of the Japan Aerospace Exploration Agency (left) lends a hand to NASA’s Kate Rubins (crouching) as she plants a tree in her name June 30 in traditional pre-launch activities. Standing from left to right are backup crewmembers Peggy Whitson of NASA, Thomas Pesquet of the European Space Agency and Oleg Novitskiy of Roscosmos and prime crewmember Anatoly Ivanishin of Roscosmos. Rubins, Ivanishin and Onishi will launch July 7, Baikonur time, on the Soyuz MS-01 spacecraft for a planned four-month mission on the International Space Station. NASA/Alexander Vysotsky

At the Cosmonaut Hotel in Baikonur, Kazakhstan, Expedition 48-49 crewmember Takuya Onishi of the Japan Aerospace Exploration Agency (right) tries his hand at billiards June 30 during pre-launch activities as his crewmate, Anatoly Ivanishin of Roscosmos looks on. In the background on the left, backup crewmember Peggy Whitson of NASA participates in a game of chess. Onishi, Ivanishin and Kate Rubins of NASA will launch July 7, Baikonur time, on the Soyuz MS-01 spacecraft for a planned four-month mission on the International Space Station. NASA/Alexander Vysotsky

At the Gagarin Cosmonaut Training Center in Star City, Russia, Expedition 46-47 crewmembers Tim Peake of the European Space Agency (left), Yuri Malenchenko of the Russian Federal Space Agency (Roscosmos, center) and Tim Kopra of NASA (right) pose for pictures Nov. 30 in front of the statue of Vladimir Lenin before departing for their launch site at the Baikonur Cosmodrome in Kazakhstan. Malenchenko, Kopra and Tim Peake of the European Space Agency will launch Dec. 15 in their Soyuz TMA-19M spacecraft for a six-month mission on the International Space Station. NASA / Seth Marcantel

The Expedition 46-47 backup crewmembers arrive in Baikonur, Kazakhstan Nov. 30 for final pre-launch preparations. Kate Rubins of NASA (left), Anatoly Ivanishin of the Russian Federal Space Agency (Roscosmos, center) and Takuya Onishi of the Japan Aerospace Exploration Agency (JAXA, right) will serve as backups to the prime crewmembers, Tim Peake of the European Space Agency, Yuri Malenchenko of the Russian Federal Space Agency (Roscosmos) and Tim Kopra of NASA, who will launch Dec. 15 on the Soyuz TMA-19M spacecraft for a six-month mission on the International Space Station. NASA / Victor Zelentsov

At their crew quarters at the Cosmonaut Hotel in Baikonur, Kazakhstan, Expedition 30 prime and backup crewmembers raise the flags of the Netherlands, the United States and Russia Dec. 10, 2011 in a traditional ceremony as part of their pre-launch preparations. From left to right are Expedition 30 prime Flight Engineer Andre Kuipers of the European Space Agency who is a native of the Netherlands, prime Soyuz Commander Oleg Kononenko, backup Soyuz Commander Yuri Malenchenko, prime NASA Flight Engineer Don Pettit, and backup NASA Flight Engineer Suni Williams. Pettit, Kononenko and Kuipers will launch to the International Space Station on Dec. 21 on their Soyuz TMA-03M spacecraft. Credit: NASA

Launch scaffolding is raised into place around the Soyuz rocket shortly after arrival to the launch pad Monday, Sept. 28, 2009 at the Baikonur Cosmodrome in Kazakhstan. The Soyuz is scheduled to launch the crew of Expedition 21 and a spaceflight participant on Sept. 30, 2009. Photo Credit: (NASA/Bill Ingalls)

Launch scaffolding is raised into place around the Soyuz rocket shortly after arrival to the launch pad Monday, Sept. 28, 2009 at the Baikonur Cosmodrome in Kazakhstan. The Soyuz is scheduled to launch the crew of Expedition 21 and a spaceflight participant on Sept. 30, 2009. Photo Credit: (NASA/Bill Ingalls)

Launch pad engineers watch as the Soyuz rocket is rolled onto the launch pad Monday, Sept. 28, 2009 at the Baikonur Cosmodrome in Kazakhstan. The Soyuz is scheduled to launch the crew of Expedition 21 and a spaceflight participant on Sept. 30, 2009. Photo Credit: (NASA/Bill Ingalls)

The sun rises behind the Soyuz launch pad shortly before the Soyuz rocket is rolled out to the launch pad Monday, Sept. 28, 2009 at the Baikonur Cosmodrome in Kazakhstan. The Soyuz is scheduled to launch the crew of Expedition 21 and a spaceflight participant on Sept. 30, 2009. Photo Credit: (NASA/Bill Ingalls)

KENNEDY SPACE CENTER, FLA. - STS-111 Commander Kenneth Cockrell has suited up in preparation for a simulated launch countdown at the pad. The simulation is part of STS-111 Terminal Countdown Demonstration Test activities for the crew and Expedition 5. The payload on the mission to the International Space Station includes the Mobile Base System, an Orbital Replacement Unit and Multi-Purpose Logistics Module Leonardo. The Expedition 5 crew is traveling on Endeavour to replace the Expedition 4 crew on the Station. Launch of Endeavour is scheduled for May 30, 2002

The Soyuz rocket is seen shortly after arrival to the launch pad Monday, Sept. 28, 2009 at the Baikonur Cosmodrome in Kazakhstan. The Soyuz is scheduled to launch the crew of Expedition 21 and a spaceflight participant on Sept. 30, 2009. Photo Credit: (NASA/Bill Ingalls)

The Soyuz rocket is rolled out to the launch pad Monday, Sept. 28, 2009 at the Baikonur Cosmodrome in Kazakhstan. The Soyuz is scheduled to launch the crew of Expedition 21 and a spaceflight participant on Sept. 30, 2009. Photo Credit: (NASA/Bill Ingalls)

KAZAKHSTAN -- The Soyuz rocket is seen shortly after arrival to the launch pad Monday, Sept. 28, 2009 at the Baikonur Cosmodrome in Kazakhstan. The Soyuz is scheduled to launch the crew of Expedition 21 and a spaceflight participant on Sept. 30, 2009. Photo Credit: (NASA/Bill Ingalls)