Soyuz-2.1b rocket assembly with 36 OneWeb spacecraft completed
(20 April 2021 - Roscosmos) In the assembly and testing facility of the Vostochny Сosmodrome, a joint specialist crew of the Vostochny Space Center (a branch of the Center for Operation of Ground-Based Space Infrastructure Facilities) and the Progress Rocket and Space Center (all parts of Roscosmos) completed the general assembly of the Soyuz-2.1b space rocket.
In accordance with the prelaunch work schedule, the ascent unit (the Fregat upper stage and 36 new OneWeb spacecraft under the fairing) and the third stage with the assembly (including the first and second stages) of the launch vehicle were docked. After mechanical docking, electrical connections were connected and the piping for temperature control was installed. Currently, the space rocket is installed on the transport and installation unit.
The launch of a new batch of 36 OneWeb spacecraft is scheduled for April 26, 2021. This will be the third completely commercial from the Vostochny Cosmodrome, implemented by the French company Arianespace for OneWeb from the Russian cosmodrome.