Season 4 Episode
- Season 4 Second Skin
- Season 4 The 1952 Wave
- Season 4 The Freedom of Information Act
- Season 4 The Space Force
- Season 4 The Shoot Down Order
- Season 4 Seeing Is Believing
- Season 4 Inside UFOs
- Season 4 Unwelcome Visitors
- Season 4 Alien Journeys
- Season 4 Finding Aliens
- Season 4 UFOs Photos
- Season 4 UFOs From Earth
- Season 4 Summer of Saucers
- Season 4 Police Sightings
- Season 4 Space Shuttle Encounters
- Season 4 Mass Sightings
- Season 4 Mars, the Final Frontier
- Season 4 Alien Communications
- Season 4 Artificial Alien Intelligence
- Season 4 First Contact
Unsealed: Alien Files - Season 4 Episode 9 Alien Journeys
6.70 20 minutes 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?
