These images, taken at different times, reveal that a cave extends at least 25 meters (82 feet) under the surface of the Moon. Collapse pits, where the near-surface lunar crust has caved in, can provide a window into the shallow subsurface. Image IDs: M126710873R, M155016845R, M152662021R
ID#:
M126710873R
Source:
NASA/Goddard Space Flight Center/Arizona State University
