Posted inSpace Science

Asteroid Ryugu Sample Contaminated by Earth Bacteria Despite Strict Handling Protocols

A rare asteroid sample brought back to Earth by Japan’s Hayabusa 2 mission has been found to contain Earth bacteria, raising questions about contamination risks in the study of extraterrestrial material. Researchers discovered filament-shaped microbes resembling the Bacillus genus inside a fragment of the asteroid Ryugu, despite strict controls meant to prevent such exposure. The […]