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Soyuz 2.1b/Fregat | Glonass-K1 No. 18 (Kosmos 2595) & Kosmos 2596
Soyuz 2.1b/Fregat | Glonass-K1 No. 18 (Kosmos 2595) & Kosmos 2596 launched on Sat, Sep 13, 2025, 02:10 AM UTC — a Russian Space Forces mission.
Launch SuccessfulRussian Space Forces
Lifted offNET Sep 2025
NET Sat, Sep 13, 2025, 02:10 AM UTC
Mission profile
The flight at a glance
Soyuz 2.1b/FregatVehicle
Russian Space ForcesProvider
43/3 (43L)Pad
Plesetsk Cosmodrome, Russian FederationLocation
NavigationMission type
Medium Earth OrbitOrbit
Flight simulation
Ascent to orbit
A representative gravity-turn climb for Soyuz 2.1b/Fregat to Medium Earth Orbit. Illustrative model — not this mission’s live telemetry.
Mission timeT+0:00
Altitude0.0 km
Velocity0.00 km/s
PhaseLiftoff
T+0:00 / 14:30
SimulatedRepresentative Soyuz 2.1b/Fregat ascent profile — illustrative model, not this mission’s live telemetry.
The mission
Glonass-K1 No. 18 (Kosmos 2595) & Kosmos 2596
Glonass-K1 are the third generation of satellite design for GLONASS satellite navigation system. GLONASS is a Russian space-based navigation system comparable to the similar GPS and Galileo systems. This generation improves on accuracy, power consumption and design life. Each satellite is unpressurized and weighs 935 kg, and has an operational lifetime of 10 years. This launch also carries Mozhayets-6 (Kosmos 2596), a small experimental satellite built by the Mozhaiskiy Military Space Academy of St. Petersburg.
Around this launch
Related news
No news linked to this launch yet
As coverage publishes, deduplicated articles about this mission will appear here.
Good to know
Frequently asked
What time does Soyuz 2.1b/Fregat | Glonass-K1 No. 18 (Kosmos 2595) & Kosmos 2596 launch?
Soyuz 2.1b/Fregat | Glonass-K1 No. 18 (Kosmos 2595) & Kosmos 2596 is scheduled to lift off Sat, Sep 13, 2025, 02:10 AM UTC.
Where can I watch Soyuz 2.1b/Fregat | Glonass-K1 No. 18 (Kosmos 2595) & Kosmos 2596?
A live webcast will appear on this page as soon as the provider publishes a stream link.
Who is launching Soyuz 2.1b/Fregat | Glonass-K1 No. 18 (Kosmos 2595) & Kosmos 2596?
Soyuz 2.1b/Fregat | Glonass-K1 No. 18 (Kosmos 2595) & Kosmos 2596 is an Russian Space Forces mission flying on a Soyuz 2.1b/Fregat.
Where does Soyuz 2.1b/Fregat | Glonass-K1 No. 18 (Kosmos 2595) & Kosmos 2596 launch from?
It lifts off from 43/3 (43L), Plesetsk Cosmodrome, Russian Federation.