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Bion-M No. 2 Crash: 10 Mice Lost, Experiments Ongoing

9/26/2025

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Summary

Story summary

Bion-M No. 2 crash-landed near Moscow on September 19 after a 30-day orbit.
The mission carried 1,500 flies, 75 mice, seeds, and microbes.
Launched August 20 from Baikonur Cosmodrome, it studied space effects and panspermia.
Initial reports show ten mice died. Assessments of survivors and more than 30 experiments continue.

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Story summary

Bion-M No. 2 crash-landed near Moscow on September 19 after a 30-day orbit.
The mission carried 1,500 flies, 75 mice, seeds, and microbes.
Launched August 20 from Baikonur Cosmodrome, it studied space effects and panspermia.
Initial reports show ten mice died. Assessments of survivors and more than 30 experiments continue.