Attack of the Thunderballs

Season 3 · Episode 8 · First aired April 12, 2016

Astronauts are evacuated when a mystery object is discovered hurtling towards the ISS, a NASA secret agent goes undercover to recover missing moon rocks and scientists struggle to find answers when they find a huge void at the edge of the solar system.

Summary from TVmaze · CC BY-SA

Next for NASA's Unexplained Files

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