To our best of our understanding, the Moon formed from Earth following a colossal impact. A Mars-sized world we nicknamed Theia slammed and merged with the primordial Earth, throwing material into ...
A half century after NASA's Apollo 17 lunar module lifted off the moon's northeastern near side quadrant, planetary scientists still don't completely understand when or how our moon first formed. They ...
A subtle chemical trace locked inside ancient lunar samples is reshaping how scientists understand the Moon’s earliest history, pointing to the unexpected presence of oxygen during its formation.