Soyuz 2.1b | Progress MS-36 (97P)
Russian Federal Space Agency (ROSCOSMOS) · Baikonur Cosmodrome, Republic of Kazakhstan
T-··:··:··
2026-11-24 05:03Z
Rocket file · LV-15
Soyuz 2.1b
Progress Rocket Space Center · Soyuz · IN SERVICE
Soyuz 2.1b is an expendable launch vehicle built by Progress Rocket Space Center. It stands 46.3 m tall, lifts 8,200 kg to low Earth orbit, first flew on 26 July 2008. It has flown 25 times with 25 successes, a success rate of 100.0%. Its next flight is Soyuz 2.1b | Progress MS-36 (97P) for Russian Federal Space Agency (ROSCOSMOS), no earlier than November 24, 2026 at 05:03 UTC.
Specification
Vehicle spec sheet
ON FILE
Height46.3 m
Diameter3.0 m
Payload to LEO8,200 kg
Payload to GTO3,250 kg
Maiden flight26 July 2008
ReusableNo, expendable
Launch cost$80M
StatusIN SERVICE
As listed by Launch Library 2. The cost is Launch Library’s figure, not a quoted price. Figures for rockets outside the sixty most-flown were last read on 2026-11-05.
Flight record
Reliability
ON RECORD
Total flights25
Successful25
Failed0
Success rate100.0%
Landing attempts0
Landing successN/A
Scheduled0
About Soyuz 2.1b
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.
Upcoming flights
Soyuz 2.1b in the archive
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Common questions
- How many times has Soyuz 2.1b flown?
- 25 times, with 25 successes and 0 failures.
- What is Soyuz 2.1b's success rate?
- 100.0%. That's 25 successful flights out of 25 attempts.
- When is the next Soyuz 2.1b launch?
- Soyuz 2.1b | Progress MS-36 (97P), flown by Russian Federal Space Agency (ROSCOSMOS). It's set for no earlier than November 24, 2026 at 05:03 UTC from 31/6.
- How much can Soyuz 2.1b lift to orbit?
- Launch Library 2 lists Soyuz 2.1b at 8,200 kg to low Earth orbit and 3,250 kg to geostationary transfer orbit.
- Is Soyuz 2.1b reusable?
- No. Launch Library 2 lists Soyuz 2.1b as expendable, so no stage is recovered to fly again.