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Almost 200 grams per ton of rock: For the first time, water directly detected in moondust

For the first time, researchers have demonstrated the occurrence of water in samples of lunar regolith – up to 180 grams per ton. The Chinese probe Chang’e 5 collected the lunar dust on the moon and brought it to earth at the end of 2020.

Researchers suspect that there has been a lot of water inside for a long time, especially on the south pole of our moon. The amount of cool water found there in frozen form should roughly correspond to that of Lake Constance – 50 trillion liters. Not that long ago, with the help of the flying telescope Sofia (Stratospheric Observatory for Infrared Astronomy), water molecules were discovered in moondust – …

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