LaunchesBion-M No. 2
RFSASUCCESS

Bion-M No. 2

Soyuz 2.1b · Biology

Aug 20, 2025 · 17:13 UTC31/6, Baikonur Cosmodrome

Mission

Bion-M is the next generation of Russian biological research satellites. While retaining the Vostok/Zenit-derived reentry module of the earlier Bion, the propulsion module has been replace by a Yantar type module, which provides maneuvering capabilities and longer mission support. The mission duration has been increased to up to 6 months by using solar cells for energy generation. The weight of scientific equipment has been increased by 100 kilograms.

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Mission Facts

Provider
RFSA
Rocket
Soyuz 2.1b
Orbit
LEO
Pad
31/6
NET precision
Second
Data source
LL2
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