The Moon has abundant oxygen and minerals, things that are indispensable to any space-faring civilization. The problem is they’re locked up together in the regolith. Separating the two will provide a wealth of critical resources, but separating them is a knotty problem. The Moon’s regolith varies from 2 meters (6.5 ft.) deep in mare regions, … Continue reading This is What Moondust Looks Like When You Remove All the Oxygen. A Pile of Metal