Rust on the Moon? Far-side dirt says yes, actually

Chang'e 6's soil sample turns up iron oxides where none were supposed to exist
A Chinese-led team of boffins has uncovered tiny grains of hematite and maghemite in materials scooped from the Moon's far-side South Pole-Aitken Basin by the Chang'e 6 probe – iron oxides more at home on rusty tools on Earth than on our bone-dry satellite.…