Overview
Soyuz 2.1b | Progress MS-35 (96P)
To Be Confirmed31/6, Baikonur Cosmodrome, Republic of Kazakhstan
September 09, 2026 — 16:10 UTC
Image credit: Roscosmos
Launch Provider
Russian Federal Space Agency (ROSCOSMOS)
- Country
- Russia
- Founded
- 1992
- Leadership
- Administrator: Yuri Borisov
- Launch Record
- 332 success, 11 failed
The Roscosmos State Corporation for Space Activities, commonly known as Roscosmos, is the governmental body responsible for the space science program of the Russian Federation and general aerospace research. Soyuz has many launch locations the Russian sites are Baikonur, Plesetsk and Vostochny however Ariane also purchases the vehicle and launches it from French Guiana.
Mission
Progress MS-35 (96P)
- Type
- Resupply
- Target Orbit
- Low Earth Orbit
Progress resupply mission to the International Space Station.

Launch Vehicle
Soyuz 2.1b
- Height
- 46.3 m
- Diameter
- 2.95 m
- Liftoff Mass
- 312.0 t
- Mass to LEO
- 8200.0 kg
- Mass to GTO
- 3250.0 kg
- Reusable
- No
- Maiden Flight
- 2008-07-26
- Launch Success
- 24 / 24
- Consecutive Success
- 24
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.
Launch Site
31/6, Baikonur Cosmodrome, Republic of Kazakhstan
The Baikonur Cosmodrome is a spaceport operated by Russia within Kazakhstan. Located in the Kazakh city of Baikonur, it is the largest operational space launch facility in terms of area. All Russian crewed spaceflights are launched from Baikonur.
Latest Updates
Switching launch vehicle variant.
June 08, 2026 — 21:45 UTC
NET September 9.
April 29, 2026 — 21:01 UTC
Added launch.
December 20, 2025 — 03:46 UTC