From left: primary Soyuz crew consisting of Kazakh cosmonaut Aidyn Aimbetov, Soyuz spacecraft commander Sergei Volkov and ESA astronaut Andreas Mogensen with backup crew Russian cosmonaut Sergei Prokopyev, Russian cosmonaut Oleg Skripochkan and ESA astronaut Thomas Pesquet, during a press conference held at the Cosmonaut Hotel in Baikonour, Kazakhstan, on 1 September 2015. The primary crew left Earth for the International Space Station in the early hours of 2 September.
Follow the 'iriss' mission with live updates via the iriss mission blog and Twitter via @esaoperations
Connect with Andreas at: andreasmogensen.esa.int/