Length: 1:00:20
Description: There are many moon mysteries, from strange sightings and eerie recordings to vanishing satellites and unexplained lights on the lunar surface. One clip discusses possible artifacts left on the moon, another questions Pluto's internal activity, and another explores a moment when the Moon seems to vanish, and there are many more strange phenomena unsolved!
Stream NASA's Unexplained Files on HBO Max and discovery+:
