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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

Status: Success  |  Launched: Sep 13, 2025 02:10 UTC

Launch Provider & Rocket

Mission

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.

  • Type: Navigation
  • Orbit: Medium Earth Orbit (MEO)

Launch Site

  • Pad: 43/3 (43L)
  • Location: Plesetsk Cosmodrome, Russian Federation
  • View on map

Launch data sourced automatically from the Launch Library 2 API. Last refreshed: 2026-08-22T21:02:10.804714+00:00.