© NASA/Daniel Rutter
Water ice has endured for billions of years in eternally dark craters at the lunar poles. However, water molecules can also be found in rock under bright sunlight.
The moon is bone dry – that was the mantra of the experts for decades after the Apollo missions. They relied on chemical analyzes of the lunar rocks brought back by the astronauts.
The tide only began to turn in 1994, when the American space probe Clementine detected evidence of water ice at the lunar poles using radar. Four years later, NASA’s Lunar Prospector found additional clues: his neutron spectrometer caught from lunar orbit…
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