Expedition 64 prime crew members, NASA astronaut Kate Rubins, left, Russian cosmonaut Sergey Ryzhikov of Roscosmos, center, and Russian cosmonaut Sergey Kud-Sverchkov of Roscosmos pose for a photo in front of the Tsar Bell in Red Square after laying flowers at the site where Russian space icons are interred as part of traditional pre-launch ceremonies, Thursday, Sept. 24, 2020 in Moscow. Photo Credit: (NASA/GCTC/Irina Spector)

Inside the Kremlin in Moscow, Expedition 59 crewmembers Christina Koch of NASA (left), Alexey Ovchinin of Roscosmos (center) and Nick Hague of NASA (right) pose for pictures in front of the Tsar Bell on a wintry day Feb. 21 as part of their pre-launch activities. They will launch March 14, U.S. time, on the Soyuz MS-12 spacecraft from the Baikonur Cosmodrome in Kazakhstan for a six-and-a-half month mission on the International Space Station. Andrey Shelepin/Gagarin Cosmonaut Training Center

With the famed Tsar Bell in the background, Expedition 35-36 Flight Engineer Chris Cassidy of NASA posed for pictures March 7 during a traditional tour of the Kremlin and Red Square in Moscow. Cassidy, Soyuz Commander Pavel Vinogradov and Flight Engineer Alexander Misurkin are preparing for launch to the International Space Station March 29, Kazakh time, in their Soyuz TMA-08M spacecraft from the Baikonur Cosmodrome in Kazakhstan. NASA / Stephanie Stoll

Expedition 65 prime crew members, NASA astronaut Mark Vande Hei, left, Russian cosmonaut Oleg Novitskiy of Roscosmos, center, and Russian cosmonaut Pyotr Dubrov of Roscosmos, right, pose for a photo in front of the Tsar Bell in Red Square after laying flowers at the site where Russian space icons are interred as part of traditional pre-launch ceremonies, Wednesday, March 24, 2021 in Moscow. Photo Credit: (NASA/GCTC/Andrey Shelepin)

Inside the Kremlin in Moscow, Expedition 28 Flight Engineer Mike Fossum of NASA (left), Soyuz Commander Sergei Volkov (center) and Flight Engineer Satoshi Furukawa (right) pose for pictures May 16, 2011 in front of the Tsar Bell as part of their traditional activities for their launch June 8 from the Baikonur Cosmodrome in Kazakhstan to the International Space Station.

jsc2019e052241 - Inside the Kremlin in Moscow, spaceflight participant Hazzaa Ali Almansoori of the United Arab Emirates (left) and Expedition 61 crewmembers Oleg Skripochka of Roscosmos (center) and Jessica Meir of NASA (right) pose for pictures in front of the Tsar Bell Sept. 5 after laying flowers at the Wall where Russian space icons are interred. They will launch Sept. 25 from the Baikonur Cosmodrome in Kazakhstan on the Soyuz MS-15 spacecraft for a mission on the International Space Station...Andrey Shelepin/Gagarin Cosmonaut Training Center.

At the Kremlin in Moscow, Expedition 57 crewmembers Alexey Ovchinin of Roscosmos (left) and Nick Hague of NASA (right) pose for pictures in front of the Tsar Bell Sept. 17 as part of traditional prelaunch activities. Hague and Ovchinin will launch Oct. 11 from the Baikonur Cosmodrome in Kazakhstan on the Soyuz MS-10 spacecraft for a six-month mission on the International Space Station...NASA/Elizabeth Weissinger.

Expedition 32/33 Flight Engineer Aki Hoshide of the Japan Aerospace Exploration Agency (left), NASA Flight Engineer Sunita Williams (center) and Soyuz Commander Yuri Malenchenko (right) posed for pictures in front of the Tsar Bell at the Kremlin in Moscow June 22, 2012 as part of their traditional pre-flight ceremonial activities. The trio will fly to the Baikonur Cosmodrome in Kazakhstan July 2 for final preparations for their launch July 15 to the International Space Station in their Soyuz TMA-05M spacecraft. Credit: NASA/Stephanie Stoll

jsc2018e048507 - Expedition 56 crewmembers Serena Aunon-Chancellor of NASA (left), Sergey Prokopyev of Roscosmos (center) and Alexander Gerst of the European Space Agency (right) pose for pictures in front of the Tsar Bell at the Kremlin in Moscow May 14 as part of traditional pre-launch activities. They will launch June 6 from the Baikonur Cosmodrome in Kazakhstan on the Soyuz MS-09 spacecraft for a six month mission on the International Space Station...NASA/Elizabeth Weissinger.

JSC2010-E-132981 (17 Sept. 2010) --- As part of their ceremonial preflight activities, NASA astronaut Scott Kelly, Expedition 25 flight engineer; Russian cosmonauts Alexander Kaleri, Soyuz commander; and Oleg Skripochka, flight engineer, posed for pictures in front of the Tsar Bell at the Kremlin in Moscow Sept. 17, 2010 as they prepare for the launch Oct. 8 (Kazakhstan time) in the Soyuz TMA-01M spacecraft from the Baikonur Cosmodrome in Kazakhstan for a 5 ? month stay on the International Space Station. Photo credit: Jeremiah Maddix/NASA

jsc2018e008061 - Inside the Kremlin at Red Square in Moscow, the Expedition 55 prime and backup crewmembers pose for pictures in front of the Tsar Bell Feb. 22 as part of pre-launch activities. From left to right are prime crewmembers Ricky Arnold of NASA, Oleg Artemyev of Roscosmos and Drew Feustel of NASA and backup crewmembers Alexey Ovchinin of Roscosmos and Nick Hague of NASA. Feustel, Arnold and Artemyev will launch March 21 on the Soyuz MS-08 spacecraft from the Baikonur Cosmodrome in Kazakhstan for a five-month mission on the International Space Station...Gagarin Cosmonaut Training Center/Andrey Shelepin and Irina Spektor .

From left to right, Expedition 64 prime crew members, NASA astronaut Kate Rubins, Russian cosmonaut Sergey Ryzhikov of Roscosmos, Russian cosmonaut Sergey Kud-Sverchkov of Roscosmos and Expedition 64 backup crew members, NASA astronaut Mark Vande Hei, Russian cosmonaut Oleg Novitskiy of Roscosmos, and Russian cosmonaut Petr Dubrov of Roscosmos, pose for a photo in front of the Tsar Bell in Red Square after laying flowers at the site where Russian space icons are interred as part of traditional pre-launch ceremonies, Thursday, Sept. 24, 2020 in Moscow. Photo Credit: (NASA/GCTC/Irina Spector)

jsc2017e114490 (Sept. 1, 2017) --- The Expedition 53-54 prime and backup crewmembers pose for pictures in front of the Tsar Bell at the Kremlin in Moscow Sept. 1 as part of their traditional pre-launch visit. From left to right are prime crewmembers Joe Acaba of NASA, Alexander Misurkin of Roscosmos and Mark Vande Hei of NASA and backup crewmembers Shannon Walker of NASA, Anton Shkaplerov of Roscosmos and Scott Tingle of NASA. Misurkin, Acaba and Vande Hei will launch Sept. 13 from the Baikonur Cosmodrome in Kazakhstan Sept. 13 on the Soyuz MS-06 spacecraft for a five and a half month mission on the International Space Station. Credit: NASA/Elizabeth Weissinger

Expedition 65 prime crew members, NASA astronaut Mark Vande Hei, left, Russian cosmonaut Oleg Novitskiy of Roscosmos, second form left, and Russian cosmonaut Pyotr Dubrov of Roscosmos, third from left, and backup crew members Russian cosmonaut Anton Shkaplerov of Roscosmos, third from right, NASA astronaut Anne McClain, second from right, and Russian cosmonaut Oleg Artemyev of Roscosmos, right, pose for a photo in front of the Tsar Bell in Red Square after laying flowers at the site where Russian space icons are interred as part of traditional pre-launch ceremonies, Wednesday, March 24, 2021 in Moscow. Photo Credit: (NASA/GCTC/Andrey Shelepin)

The Expedition 34/35 backup crewmembers pose for pictures in front of the Tsar Bell at the Kremlin in Moscow Nov. 29, 2012 during ceremonial activities that involved the traditional laying of flowers at the Kremlin Wall where Russian space heroes are interred. NASA Flight Engineer Karen Nyberg (left), Russian cosmonaut Fyodor Yurchikhin (center) and Luca Parmitano of the European Space Agency (right) are the backups for NASA’s Tom Marshburn, Soyuz Commander Roman Romanenko and Chris Hadfield of the Canadian Space Agency, who will launch to the International Space Station Dec. 19 in their Soyuz TMA-07M spacecraft from the Baikonur Cosmodrome in Kazakhstan. NASA/Stephanie Stoll

4198a: At the Kremlin in Moscow, the Expedition 42/43 prime and backup crewmembers pose for pictures Nov. 6 in front of the famed Tsar Bell. From left to right are prime crewmembers Terry Virts of NASA, Anton Shkaplerov of the Russian Federal Space Agency (Roscosmos) and Samantha Cristoforetti of the European Space Agency and backup crewmembers Kjell Lindgren of NASA, Oleg Kononenko of Roscosmos and Kimiya Yui of the Japan Aerospace Exploration Agency. Virts, Shkaplerov and Cristoforetti will launch Nov. 24, Kazakh time from the Baikonur Cosmodrome in Kazakhstan on their Soyuz TMA-15M spacecraft for a 5 ½ month mission on the International Space Station. NASA/Stephanie Stoll

The Expedition 58 prime and backup crewmembers pose for pictures Nov. 15 in front of the Tsar Bell at the Kremlin in Moscow in traditional ceremonies. Front left to right are the prime crewmembers, David Saint-Jacques of the Canadian Space Agency, Anne McClain of NASA and Oleg Kononenko of Roscosmos, and the backup crewmembers, Alexander Skvortsov of Roscosmos, Luca Parmitano of the European Space Agency and Drew Morgan of NASA. McClain, Saint-Jacques and Kononenko will launch Dec. 3 on the Soyuz MS-11 spacecraft from the Baikonur Cosmodrome in Kazakhstan for a six-and-a-half month mission on the International Space Station...NASA/Sarah Volkman.

JSC2010-E-132985 (17 Sept. 2010) --- In front of the Tsar Bell at the Kremlin in Moscow, Expedition 25 prime and backup crew members were joined by NASA officials and friends as they posed for pictures as part of ceremonial activities leading to the launch of the Expedition 25 crew in the Soyuz TMA-01M spacecraft from the Baikonur Cosmodrome in Kazakhstan Oct. 8 (Kazakhstan time). Among those at the Kremlin were NASA astronaut Ron Garan (fourth from left), backup flight engineer; Soyuz commander Sergei Volkov (fifth from left), Oleg Kononenko (sixth from left), backup flight engineer; Oleg Skripochka (fifth from the right), Expedition 25 prime flight engineer prime Soyuz commander Alexander Kaleri (fourth from the right) and NASA astronaut Scott Kelly (third from the right), flight engineer. Photo credit: Stephanie Stoll/NASA

At the Kremlin in Moscow, the backup and prime crews for the next launch of Expedition 30 crewmembers to the International Space Station pose for pictures Dec. 1, 2011 in front of the Tsar Bell following traditional ceremonial activities at Red Square. From left to right are backup Soyuz Commander Yuri Malenchenko, backup NASA Flight Engineer Suni Williams, backup Flight Engineer Aki Hoshide of the Japan Aerospace Exploration Agency and the prime crew --- NASA Flight Engineer Don Pettit, Soyuz Commander Oleg Kononenko and Flight Engineer Andre Kuipers of the European Space Agency. Pettit, Kononenko and Kuipers will launch Dec. 21 from the Baikonur Cosmodrome in Kazakhstan on their Soyuz TMA-03M spacecraft. Credit: NASA