As astronauts prepare for south-polar landings, a new look at the Moon’s biggest crater points to a pivotal moment in lunar history—and to the rocks you’ll want sampled next. A study led by Jeffrey ...

Researchers have discovered a large mass beneath the surface of the moon that is five times larger than the Big Island of Hawaii, according to a new study from Baylor University. It may be metal from ...

American astronauts who return to the moon’s surface in the years ahead for the first time in more than half a century will have the difficult and unprecedented task of setting the stage for a ...