According to new observations from NASA’s Lunar Reconnaissance Orbiter (LRO) spacecraft, the moon’s steep-walled pits, that could in some cases lead to deep caves, could be used as shelter for astronauts.
According to new observations from NASA’s Lunar Reconnaissance Orbiter (LRO) spacecraft, the moon’s steep-walled pits, that could in some cases lead to deep caves, could be used as shelter for astronauts.