Dust-Analyzer Signatures on Enceladus: Prospects for Detecting Life in Icy Grains

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Future Enceladus missions will use advanced dust analyzers to detect signs of life in icy grains from its ocean, because lab tests show even a tiny amount of cellular material could be identified.

How well search for extraterrestrial life on worlds like Enceladus
astronomy.com

How well search for extraterrestrial life on worlds like Enceladus

A study demonstrates how a dust analyzer will be able to find even tiny fractions of a bacterial cell in ice grains.