4 Säsong
82 Episod
Unsealed: Alien Files - Season 4 Episode 9 Avsnitt 9
In order to survive mankind must find a way to navigate the galaxy. Alien encounters have offered a possible glimpse into the secrets of interstellar flight, but how would extraterrestrials know how to navigate the vast regions of space?
- År: 2015
- Land: United States of America
- Genre: Documentary, Reality
- Studio: History
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