- Family: Soyuz
- Length: 46.3 m
- Diameter: 2.95 m
- Launch Mass: 312 T
- Low Earth Orbit Capacity: 8200 kg
The Soyuz 2.1b was manufactured by Progress Rocket Space Center with the first launch on . Soyuz 2.1b has 15 successful launches and 0 failed launches with a total of 15 launches. Soyuz-2 is the 21st-century version of the Russian Soyuz rocket. In its basic form, it is a three-stage carrier rocket for placing payloads into low Earth orbit. The 2.1b version adds an upgraded engine (RD-0124) with improved performance to the second stage.
Progress 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. Progress Rocket Space Center is a Commercial RUS entity that was founded in 1996 and is administered by Dmitry Baranov.
Progress Rocket Space Center has 44 successful launches and 1 failed launches with a total of 45 launches.