Soyuz 2.1a
ActiveProgress Rocket Space Center (PRSC)
Nov. 4, 2004
Description
The Soyuz 2.1A converted the flight control system from analog to digital, which allowed launch from fixed platforms. It also allowed big fairings and payloads. It is currently used for crewed Soyuz and Progress flights to the ISS.
Specifications
-
Minimum Stage
2 -
Max Stage
3 -
Length
46.3 m -
Diameter
2.95 m -
Fairing Diameter
― -
Launch Mass
312.0 T -
Thrust
4149.0 kN
Family
-
Name
Soyuz 2.1a -
Family
― -
Variant
― -
Alias
― -
Full Name
Soyuz 2.1a
Payload Capacity
-
Launch Cost
$80000000 -
Low Earth Orbit
7020.0 kg -
Geostationary Transfer
Orbit
2810.0 kg -
Direct Geostationary
― -
Sun-Synchronous Capacity
4230.0 kg
Progress Rocket Space Center
Commercial
CEO: Dmitry Baranov
PRSC 1996Progress Rocket Space Centre, formerly known as TsSKB-Progress, is a space science and aerospace research company which is known for manufacturing launch vehicles and satellites. Most notably, Progress Rocket Space Centre is the manufacturer of Soyuz launch vehicles.
Soyuz 2.1a | Soyuz MS-29
Progress Rocket Space Center | RussiaBaikonur Cosmodrome, Republic of Kazakhstan
July 14, 2026, 2:47 p.m.
Status: Launch Successful
Mission:
Soyuz MS-29 will carry three cosmonauts and one astronaut to the International Space Station aboard the Soyuz spacecraft from the Baikonur Cosmodrome in Kazakhstan. The crew consists of Roscosmos cosmonauts Pyotr Dubrov and Anna Kikina, as well as NASA astronaut Anil Menon.
Low Earth OrbitSoyuz 2.1a | Progress MS-34 (95P)
Progress Rocket Space Center | RussiaBaikonur Cosmodrome, Republic of Kazakhstan
April 25, 2026, 10:21 p.m.
Soyuz 2.1a | Progress MS-33 (94P)
Progress Rocket Space Center | RussiaBaikonur Cosmodrome, Republic of Kazakhstan
March 22, 2026, 11:59 a.m.
Soyuz 2.1a | Obzor-R No.1
Progress Rocket Space Center | RussiaPlesetsk Cosmodrome, Russian Federation
Dec. 25, 2025, 2:11 p.m.
Status: Launch Successful
Mission:
The Russian Obzor-R satellite is a planned X-band radar earth observation satellite designed by TsSKB-Progress. In 2012, the development of the Arkon-2M radar satellite was stopped and instead the development of the Obzor-R was initiated. The satellite features the BRLK X-band Synthetic Aperture Radar as the imaging instrument with a ground resolution of 500 m.
Sun-Synchronous OrbitSoyuz 2.1a | Soyuz MS-28
Progress Rocket Space Center | RussiaBaikonur Cosmodrome, Republic of Kazakhstan
Nov. 27, 2025, 9:27 a.m.
Status: Launch Successful
Mission:
Soyuz MS-28 will carry three cosmonauts and one astronaut to the International Space Station aboard the Soyuz spacecraft from the Baikonur Cosmodrome in Kazakhstan. The crew consists of Roscosmos cosmonauts Sergei Kud-Sverchkov, Sergei Mikayev and Oleg Platonov.
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