Moons metal rich challenge popular theories about its origin
https://www.upi.com/Science_News/2020/07/01/Moons-metal-rich-craters-challenge-popular-theories-about-its-origin/6701593631452/?fbclid=IwAR1F64SZo9Dl_FeXy0aUdwJ69ASmPFXKgf2Vzi6gquixImrpMKXby_rXEhE Source Cited: www.upi.com Sign in to see full entry.