Scott Joseph Kelly is an American engineer, retired astronaut, and naval aviator. A veteran of four space flights, Kelly commanded the International Space Station (ISS) on Expeditions 26, 45, and 46.
Anton Nikolaevich Shkaplerov is a former Russian cosmonaut. He is a veteran of four spaceflights.
Mark Thomas Vande Hei is a retired United States Army officer and current NASA astronaut who has served as a flight engineer for Expedition 53, 54, 64, 65, and 66 on the International Space Station.
Scott David Tingle is a NASA astronaut. He was selected in June 2009 as a member of the NASA Astronaut Group 20, qualifying in 2011. Serving as a flight engineer as part of Expedition 54 and 55, Tingle launched into space on board Soyuz MS-07 in December 2017, and returned in June 2018. Tingle is a highly decorated naval pilot, having flown 51 types of aircraft over more than 4,500 flight hours, landed 750 aircraft with carrier arrestments, and fought in 54 combat missions.
Sergey Nikolayevich Ryazansky is a Russian cosmonaut. He was selected as commander of the IMBP-6 cosmonaut group in 2003, but later transferred to the TsPK Cosmonaut Group. Ryazansky made his first spaceflight aboard the Soyuz TMA-10M/Expedition 37/Expedition 38 mission from September 2013 until March 2014. In 2017, Ryazansky returned to space was the commander of Soyuz MS-05, and served as Flight Engineer for Expedition 52 / 53.
Expedition 51 was the 51st expedition to the International Space Station, which began upon the departure of Soyuz MS-02 on April 10, 2017, and concluded upon the departure of Soyuz MS-03 on June 2, 2017. Peggy Whitson, Oleg Novitskiy and Thomas Pesquet were transferred from Expedition 50, with Peggy Whitson taking the commander role. She is the first woman to command two expeditions to the ISS, having previously commanded Expedition 16.
Soyuz MS-06 was a Soyuz spaceflight which launched on 13 September 2017. It transported three members of the Expedition 53 crew to the International Space Station. Soyuz MS-06 was the 135th flight of a Soyuz spacecraft. The crew consisted of a Russian commander, and two American flight engineers. It returned to Earth on 28 February 2018 after 168 days in orbit.
Expedition 52 was the 52nd expedition to the International Space Station. It officially began on June 2, 2017 10:47 UTC, with the undocking of Soyuz MS-03. Transfer of command from Expedition 51 was done on June 1, 2017.
Expedition 53 was the 53rd expedition to the International Space Station, which began upon the departure of Soyuz MS-04 on September 2, 2017, and concluded upon the departure of Soyuz MS-05 on December 14, 2017. Randolph Bresnik, Paolo Nespoli and Sergey Ryazansky were transferred from Expedition 52, with Randolph Bresnik taking the commander role. Transfer of Command from Expedition 53 to Expedition 54 was done on December 13, 2017. Expedition 53 officially ended on December 14, 2017 5:14 UTC, with the undocking of Soyuz MS-05.
Sergey Valeryevich Prokopyev is a Russian cosmonaut. On June 6, 2018, he launched on his first flight into space aboard Soyuz MS-09 and spent 197 days in space as a flight engineer on Expedition 56/57. On September 21, 2022, he launched aboard Soyuz MS-22 and returned onboard Soyuz MS-23 on September 27, 2023.
Expedition 55 was the 55th expedition to the International Space Station, which began upon the departure of Soyuz MS-06 on February 27, 2018. Anton Shkaplerov, Scott D. Tingle and Norishige Kanai were transferred from Expedition 54, with Anton Shkaplerov taking the commander role. Expedition 55 ended upon the departure of Soyuz MS-07 in June 2018.
Expedition 56 was the 56th expedition to the International Space Station, which began on June 3, 2018, upon the departure of Soyuz MS-07. Andrew Feustel, Oleg Artemyev, and Richard R. Arnold were transferred from Expedition 55, with Andrew Feustel taking the commander role. Alexander Gerst, Serena M. Auñón-Chancellor, and Sergey Prokopyev launched aboard Soyuz MS-09, on June 6, 2018. Expedition 56 ended with the departure of Soyuz MS-08 on October 4, 2018.
Expedition 60 was the 60th Expedition to the International Space Station, which began on 24 June 2019 with the undocking of the Soyuz MS-11 spacecraft. The expedition was commanded by Aleksey Ovchinin, who transferred from Expedition 59 together with American flight engineers Nick Hague and Christina Koch. They were joined by Aleksandr Skvortsov, Luca Parmitano and Andrew Morgan, who arrived on Soyuz MS-13 on 20 July 2019. The expedition ended on 3 October 2019, when Soyuz MS-12 undocked from the station and Koch, Skvortsov, Parmitano and Morgan transferred to Expedition 61.
Expedition 61 was the 61st Expedition to the International Space Station, which began on 3 October 2019 with the undocking of the Soyuz MS-12 spacecraft. The Expedition was commanded by ESA astronaut Luca Parmitano, who became the third European and first Italian astronaut to command the ISS. Parmitano, along with his Soyuz MS-13 colleagues Aleksandr Skvortsov and Andrew Morgan, and Christina Koch from Soyuz MS-12, transferred over from Expedition 60. They were joined by Oleg Skripochka and Jessica Meir, who launched on 25 September 2019 on board Soyuz MS-15.
Expedition 65 was the 65th long duration expedition to the International Space Station. The mission began on 17 April 2021, with the departure of Soyuz MS-17, and was initially commanded by NASA astronaut Shannon Walker serving as the third female ISS commander, who launched in November 2020 aboard SpaceX Crew-1 alongside NASA astronauts Michael S. Hopkins and Victor J. Glover, as well as JAXA astronaut Soichi Noguchi. They were joined by the crew of Soyuz MS-18, which is made up of Russian cosmonauts Oleg Novitsky and Pyotr Dubrov, as well as NASA astronaut Mark Vande Hei.
Expedition 64 was the 64th long-duration expedition to the International Space Station (ISS), that began on 21 October 2020 with the undocking and departure of Soyuz MS-16. The Expedition started with the three crew members launched onboard Soyuz MS-17 and reached its full complement with the arrival of SpaceX Crew-1, the first operational flight of NASA's Commercial Crew Program (CCP). As Crew-1 consists of a crew of four instead of three like the Soyuz, Expedition 64 marks the beginning of operations for crews of seven on the ISS. In the final week of the mission, Soyuz MS-18 and its three person crew joined the mission. The expedition ended on 17 April 2021 with the departure of Soyuz MS-17.
Expedition 68 was the 68th long-duration expedition to the International Space Station. The expedition began upon the departure of Soyuz MS-21 on 29 September 2022, with ESA astronaut Samantha Cristoforetti taking over as ISS commander, and ended upon the departure of the uncrewed Soyuz MS-22 spacecraft on 28 March 2023.
Soyuz MS-22 was a Russian Soyuz spaceflight to the International Space Station with a crew of three launched from Baikonur Cosmodrome on 21 September 2022. The launch, previously planned for 13 September 2022, was subsequently delayed to 21 September 2022 for a mission length of 188 days.
Soyuz MS-23 was an uncrewed Russian Soyuz spaceflight that launched from Baikonur on 24 February 2023 to the International Space Station to replace the damaged Soyuz MS-22 spacecraft for landing that NASA astronaut Francisco Rubio and Roscosmos cosmonauts Sergey Prokopyev and Dmitry Petelin launched onboard on 21 September 2022 and had a coolant leak on 14 December before returning to Earth uncrewed on 28 March 2023.
Progress MS-21, Russian production No.451, identified by NASA as Progress 82P, was a Progress spaceflight launched by Roscosmos to resupply the International Space Station (ISS). It was the 174th flight of a Progress spacecraft.
