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Image: Roscosmos

Soyuz 2.1b/Volga | Kosmos (Unknown Payload)

Russian Space Forces · Soyuz 2.1b Volga · 43/4 (43R), Plesetsk Cosmodrome, Russian Federation

Russian Space Forces's 155th launch · 3rd this year · humanity's 7,261st orbital launch attempt

T− --:--:--April 16, 2026 · 23:17 UTCAdd to calendar
Success

The launch vehicle successfully inserted its payload(s) into the target orbit(s).

Window: Apr 16, 21:00 – Apr 17, 16:00 UTC

Flight preview

Kosmos (Unknown Payload)

Unknown satellite(s) for the Russian military.

Government/Top Secret · Sun-Synchronous Orbit (SSO)

Booster

No booster details available.

Watch

No webcast announced yet.

Updates

  • Launch success.

    Cosmic_Penguin · 4/17/2026 · source

  • Tweaked estimated launch time based on orbital tracking data.

    Cosmic_Penguin · 4/17/2026 · source

  • Liftoff. Note: Launch time is approximated. Payload identities and usage of upper stage is uncertain.

    Cosmic_Penguin · 4/17/2026 · source

  • Added launch per NOTAMs; Payload and launch vehicle variant identities uncertain. Launch expected between April 13/14 - 29/30 between 21:00-16:00 UTC daily.

    Cosmic_Penguin · 4/11/2026 · source

Pad — 43/4 (43R)

Local pad time: Apr 17, 2:17 AM GMT+3

328 launches from this pad · 1,685 from Plesetsk Cosmodrome, Russian Federation

Map of 43/4 (43R)Open in maps