Astronaut Andreas Mogensen demonstrates collecting air samples

iss070e003139 (Oct. 12, 2023) — Expedition 70 Commander Andreas Mogensen of ESA (European Space Agency) demonstrates collecting air samples to analyze and quantify trace contaminants in the International Space Station’s atmosphere. The Analyzing Interferometer for Ambient Air-2, or ANITA-2, serves as a technology demonstration in support of human exploration missions beyond low-Earth orbit.

NASA