On the night of September 21, 2021 from the Progress Rocket and Space Center (Samara, part of the state corporation “Roskosmos”) on the East Cosmodrome in the Amur region sent a railway composition with the blocks of two carrier missiles “Soyuz-2 “Stage 1b and head fairings. They are designed to launch payloads in the interests of general customers.
“Union-2.1b” – Modification (stage of upgrading – 1B) Soyuz-2 space for space. Developed and manufactured by the Rocket and Space Center “Progress”. In combination with the Overclocking unit “Frigate” or the “Volga” removal unit allows you to remove spacecraft for all sorts of types of orbits: low, medium, high-elliptical, sunny-synchronous, geopheap and geostationary.
On the first and second steps, liquid rocket engines of the RD-107A and RD-108A of the development of the Energomash Scientific and Production Association named after Academician V.P. Glushko (Khimki, is included in Roscosmos), on the third – four-chamber engine of the RD-0124 of the Design Bureau of Himavtomatiki (Voronezh, enters Roscosmos). On the “Union-2.1b” head fairings with a diameter of 2.7 may be used; 3.0; 3.3; 3,715 and 4.11 m.
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RCC “Progress (included in the state corporation” Roskosmos “) is the leading enterprise of the rocket and space industry for the development, production and operation of the” Soyuz-2 “launch vehicles and information systems of remote sensing of the Earth.