When Did Soyuz 2.1b/Fregat | Kosmos (Unknown Payload) Launch?

Soyuz 2.1b/Fregat | Kosmos (Unknown Payload) lifted off on Thursday, September 17, 2026 at 16:50 UTC. Soyuz 2.1b/Fregat | Kosmos (Unknown Payload) lifted off on Thursday, September 17, 2026 at 16:50 UTC. Soyuz 2.1b/Fregat | Kosmos (Unknown Payload) lifted off on Thursday, September 17, 2026 at 16:50

Note: Launch vehicle and payload identities not confirmed. Launch time is approximate. Unknown classified satellite(s) for the Russian military. This mission is flown by Russian Space Forces. It is classified as a government/top secret mission. Liftoff is planned from 43/3 (43L) at Plesetsk Cosmodrome, Russian Federation. Current status from Launch Library: Launch Successful. Launch windows shift often; this page is rebuilt every day with the latest scheduled time.

Soyuz 2.1b/Fregat | Kosmos (Unknown Payload) lifted off on Thursday, September 17, 2026 at 16:50 UTC.