Zak, Anatoly (13 March 2021). “Planned Russian orbital launches in 2021”. RussianSpaceWeb.com. 14 March 2021時点のオリジナルよりアーカイブ。14 March 2021閲覧。 “A Soyuz-2-1a rocket to launch the Soyuz MS-18 spacecraft (Vehicle No. 748, ISS mission 64S)...”
“Commanding role for ESA astronaut Samantha Cristoforetti”. The European Space Agency (28 May 2021). 12 November 2021閲覧。 “As a member of Crew-4, Samantha will be launched with NASA astronauts Kjell Lindgren and Bob Hines to the Station from Florida, USA, on a SpaceX Crew Dragon spacecraft in 2022.”
jaxa.jp
iss.jaxa.jp
“Increment 63”. JAXA (10 April 2020). 10 April 2020閲覧。
Zak, Anatoly (13 March 2021). “Planned Russian orbital launches in 2021”. RussianSpaceWeb.com. 14 March 2021時点のオリジナルよりアーカイブ。14 March 2021閲覧。 “A Soyuz-2-1a rocket to launch the Soyuz MS-18 spacecraft (Vehicle No. 748, ISS mission 64S)...”