Blastoff! Soyuz rocket launches 75 mice and more on Earth orbit mission

A Russian Soyuz rocket launched the Bion-M No. 2 biosatellite from the the Baikonur Cosmodrome in Kazakhstan on Aug. 20, 2025 at 1:13 p.m. EDT (1713 GMT; 10:13 p.m. local time in Kazakhstan).