NASA's Unexplained Files

Season 2 Episode 8: Revenge of the Fireflies

Something in space is attacking the brains of astronauts. What is it? Should NASA be worried about the sudden appearance of so-called space fireflies? Who is responsible for the bizarre glowing spiral in the skies over Norway?

Genre:

Documentary, Talk, Mystery

Seasons:

6

Episodes:

47

Cast:

Quality:

HD

Duration:

60 min

First Air:

2012

Rating:

7.1