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The Universe: EXPLORING VIOLENT ALIEN WORLDS *3 Hour Marathon* | History
2:56:34
The Universe: EXPLORING VIOLENT ALIEN WORLDS *3 Hour Marathon…
5.3M viewsSep 17, 2023
YouTubeHISTORY
Alien Worlds - Giants & Hybrids (Full Documentary)
1:00:33
Alien Worlds - Giants & Hybrids (Full Documentary)
201.3K viewsJun 13, 2023
YouTubeExtreme Mysteries
The Global Threat (Full Episode) | UFOs: Investigating the Unknown
42:15
The Global Threat (Full Episode) | UFOs: Investigating the Unknown
6.7M viewsFeb 24, 2024
YouTubeNational Geographic
Are Aliens Guiding Cosmic Impacts? (S19, E6) | Ancient Aliens | Full Episode
42:17
Are Aliens Guiding Cosmic Impacts? (S19, E6) | Ancient Alien…
209.4K views1 month ago
YouTubeHISTORY
Unexplained Phenomena Across the American West | Ancient Aliens
18:23
Unexplained Phenomena Across the American West | Ancient Aliens
209.6K views4 weeks ago
YouTubeHISTORY
Close Encounters with Terrifying Aliens | UFO Files
28:46
Close Encounters with Terrifying Aliens | UFO Files
107K views3 weeks ago
YouTubeHISTORY
The Universe: Explore the Alien Worlds of Outer Space *3 Hour Marathon* | History
2:56:33
The Universe: Explore the Alien Worlds of Outer Space *3 Hour Ma…
5.3M viewsOct 15, 2023
YouTubeHISTORY
2:12:19
Extraterrestrial Signs We’ve Been Visited *2 Hour Marathon* | Ancien…
532.5K views2 months ago
YouTubeHISTORY
21:55
Aliens Were Already Here | Ancient Aliens
364.7K views2 months ago
YouTubeHISTORY
20:27
Humans From the Future | Ancient Aliens | History
1.7M views1 year ago
YouTubeHISTORY
1:19:42
The Search For Alien Life And a New Home | Space's Deepest Secrets | …
205K views5 months ago
YouTubeScience Channel
34:51
David Childress Around the World | Ancient Aliens
218.6K views2 months ago
YouTubeHISTORY
1:19:08
Encounters that threatened America | UFOs: Top Secret Alien Files | Hi…
1.4M viewsSep 27, 2024
YouTubeHISTORY
2:56:09
Ancient Aliens: Extraterrestrial Legends & UFO Mysteries Reveale…
2.6M viewsSep 17, 2024
YouTubeHISTORY
1:31:03
Evidence of Early Alien Contact with Earth | Ancient Aliens (S1, E99) | F…
3.3M viewsNov 16, 2024
YouTubeHISTORY
1:30:54
Alien Contact: How Would Humanity React? | FULL DOCUMENTARY
686.7K viewsMar 9, 2025
YouTubeNaked Science
2:07:00
Mysteries Beyond Earth and Time *Marathon* | Ancient Aliens | History
307.6K views5 months ago
YouTubeHISTORY
18:43
UFOs, Government Secrets & Hidden Knowledge | Ancient Aliens
248.2K views5 months ago
YouTubeHISTORY
42:17
New Discoveries Reveal Earth’s Lost Hominid Co-Existence (S11, …
680.6K views8 months ago
YouTubeHISTORY
8:21
The Most Alien World in Our Solar System | Space's Deepest Secrets …
10.2K views9 months ago
YouTubeScience Channel
24:58
Top 20 Alien Documentaries You HAVE to See
65.6K viewsMar 11, 2025
YouTubeWatchMojo.com
50:02
Every Possible Outcome Of Humans Making Contact With Aliens
25.9K views4 months ago
YouTubeSpark
39:44
The Mystery of Earth’s Sacred Places | Ancient Aliens
105.1K views4 months ago
YouTubeHISTORY
42:17
Were We Visited by Aliens Long Ago? Theories and Evidence (S11…
1.4M views8 months ago
YouTubeHISTORY
1:14:22
Alien Moon (Full Documentary)
174.2K viewsJun 22, 2023
YouTubeExtreme Mysteries
5:41
Extraterrestrials Harness the Power of Volcanoes (Season 21) | Ancien…
50K views7 months ago
YouTubeHISTORY
2:16
The Alien Perspective - Official Trailer (2025) Documentary
154.5K viewsDec 20, 2024
YouTubeIGN Movie Trailers
3:21
Alien Worlds and More Space Documentaries You Need to Watc…
2K views11 months ago
MSNNetflix Junkie
24:58
Top 20 Alien Documentaries You HAVE to See
Mar 11, 2025
MSNDailymotion
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