LRO| Peeking Into Lunar Pits • Lunar Pits Could Shelter Astronauts 23.12.2018 VIDEO: This shows images from NASA's LRO spacecraft of various lunar pits. Credits: NASA's Goddard Space Flight Center/D. Gallagher While the moon's surface is battered by millions of craters, it also has over 200 holes – steep-walled pits that in some cases might lead to caves that future astronauts could explore and use for shelter, according to new observations from NASA's Lunar Reconnaissance Orbiter (LRO) spacecra