Sierra Space's experiment at NASA's Johnson Space Center aims to extract oxygen from lunar regolith, a key step for future lunar bases.
Engineers from Sierra Space, a private company, have developed a machine designed to extract oxygen from lunar soil, also ...
Inside a giant sphere, the engineers pored over their equipment. Before them stood a silvery metal contraption swathed in colourful wires – a box that they hope will one day make oxygen on the moon.