Kosmos 2591-2594

Overview

Destination: Polar Orbit
Mission: Government/Top Secret

Polar Orbit 35/1 Plesetsk Cosmodrome, Russian Federation

4 classified satellites for the Russian military.

Updates

Cosmic_Penguin • Aug. 21, 2025, 3:02 p.m.

Launch success.


Cosmic_Penguin • Aug. 21, 2025, 11:23 a.m.

Liftoff.


Cosmic_Penguin • Aug. 16, 2025, 5:53 p.m.

Added launch per NOTAMs; Payload identity uncertain.


Angara 1.2

Family:
Configuration: 1.2

The Angara 1.2 is the base launcher for the Angara launch family that uses a modular approach to create multiple launch vehicle configurations for various mission requirements. The Angara 1.2 consists of a standard Universal Rocket Module for the core stage and either a modified Block I Upper Stage or a Briz-KM upper stage.

See Details
Specifications
  • Stages
    2
  • Length
    41.5 m
  • Diameter
    2.9 m
  • Fairing Diameter
    2.9 m
  • Launch Mass
    171.0 T
  • Thrust
    1920.0 kN
Family
  • Name
    Angara 1.2
  • Family
  • Variant
    1.2
  • Alias
  • Full Name
    Angara 1.2
Payload Capacity
  • Launch Cost
    $31000000
  • Low Earth Orbit
    3700.0 kg
  • Geostationary Transfer Orbit
  • Direct Geostationary
  • Sun-Synchronous Capacity
    2400.0 kg

Khrunichev State Research and Production Space Center

Khrunichev State Research and Production Space Center

(KhSC)

Director: Andrey Vladimirovich Kalinovskiy Founded: 1916 Successes: 181 Failures: 15 Pending: 0

Agency Type:

Khrunichev State Research and Production Space Center is a Moscow-based producer of spacecraft and space-launch systems, including the Proton and Rokot rockets and is currently developing the Angara rocket family. The Proton launch vehicle launches from Baikonur and Rokot launches from Baikonur and Plesetsk. Angara will launch from Plesetsk and Vostochny.

INFO WIKI

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Plesetsk Cosmodrome, Russian Federation

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