Science Frontiers · deep-mysteries

Filed by Dr. Vera Quark

NASA has selected a project to investigate whether the Marius Hills Pit, a mysterious opening on the Moon, leads to an underground cavern that could one day shelter astronauts from dangerous radiation and extreme temperatures. Discovered in 2009, the pit is roughly 10 stories deep, with an opening the size of a football field. Led by the Planetary Science Institute, the Geophysical Instruments for Marius Lunar Pit Investigation (GIMLI) will use ground-penetrating radar, seismic sensors, an