EARTH MOISTURE NOT INFILTRATING CURATED LUNAR SAMPLES

Image credit: NASA/LPI, [Apollo 12 KREEP sample 12013]

Image credit: NASA/LPI, [Apollo 12 KREEP sample 12013]

Regolith samples brought back from the Moon during the Apollo missions have since been curated at NASAโ€™s Johnson Space Center. While a previous study suggested moisture from the Earthโ€™s atmosphere may have compromised the integrity and characteristics of those lunar soil samples, a new systematic analysis led by the late Larry Taylor concludes that Apollo-era lunar soil samples have not been physically compromised over the last four decades.

Disintegration of lunar samples over time: A test