Alexander Grebenkin

Infobox astronaut name = Alexander Grebenkin native_name = image = Alexander Grebenkin 2023 (cropped).jpg caption = Grebenkin in 2023 birth_date = birth_place = Myski, USSR death_date = death_place = status = Active education = Moscow Technical University of Communications and Informatics occupation = Test cosmonaut awards = type = Roscosmos cosmonaut rank = Captain, Russian Air Force

From July 2002 to November 6, 2018, he served at the Kubinka airbase in the Moscow region.

On March 15, 2011, he graduated in absentia from the Moscow Technical University of Communications and Informatics with the qualification of "engineer" in the specialty "Radio communications, Broadcasting and Television.

Military career From July 2002 to July 2005, Grebenkin served as an aircraft readiness technician in Novy Gorodok, Odintsovsky District. From July 2005 to October 2010, he worked as an engineer. First, as a technician and engineer for preparing aircraft for flights according to the avionics of the Swifts aerobatic team, then, from November 2009 to January 2011, as an engineer and head of the regulations and repair group of a military unit.

In January 2011, Grebyonkin was appointed head of the technical and operational unit of the 237th I.N. Kozhedub Aviation Equipment Display Center, and was awarded the military rank of major.

Cosmonaut career On March 14, 2017, Grebyonkin applied for recruitment to the cosmonaut corps of the Yuri Gagarin Scientific Research Institute of Cosmonauts. On August 9, 2018, his candidacy was considered at a meeting of the competition commission and on August 10, 2018 he was named a candidate for astronauts.

From February 26 to 28, 2019, as part of a mock crew, together with Alexander Gorbunov and CTC instructor Dmitry Sukhanov, he took part in training on actions after landing in a wooded and swampy area in winter ("winter survival"). From August 26 to August 30, as part of a group of cosmonaut candidates, he underwent diving training at the Noginsk Rescue Center of the Russian Emergencies Ministry. On August 30, 2019, he passed the exam, and was awarded the qualification "diver". In October 2019, as part of a conditional crew, together with Alexei Zubritsky and Evgeny Prokopyev, he went through a full cycle of "water survival" ("dry", "long" and "short" training) at the Universal Marine Terminal Base, "Imeretinsky", on the Black Sea in the Adler district of the city of Sochi.

Flight Grebenkin launched with SpaceX Crew-8 on 4 March 2024 to serve as a flight engineer on Expedition 70/71/72, where he stayed 8 months.