The Global Threat (Full Episode) | UFOs: Investigating the Unknown
42:15
The Global Threat (Full Episode) | UFOs: Investigating the Unknown
6.8M viewsFeb 24, 2024
YouTubeNational Geographic
Are There Aliens In Our Galaxy and ON EARTH? | Unveiled XL Documentary
40:28
Are There Aliens In Our Galaxy and ON EARTH? | Unveiled XL Docum…
75.6K viewsAug 7, 2023
YouTubeUnveiled
UFOS & ALIENS - The Myth Of Space Travel | SPACETIME - SCIENCE SHOW
48:51
UFOS & ALIENS - The Myth Of Space Travel | SPACETIME - SCIE…
3.5M viewsNov 29, 2019
YouTubeWELT Documentary
There Are Thousands of Alien Empires in The Milky Way
13:59
There Are Thousands of Alien Empires in The Milky Way
8.7M viewsApr 16, 2024
YouTubeKurzgesagt – In a Nutshell
How Close Are We To Finding Alien Life?
1:16:35
How Close Are We To Finding Alien Life?
555.2K viewsMar 13, 2024
YouTubeWhat If
Ancient Aliens: Evidence of Life in Outer Space | History
13:40
Ancient Aliens: Evidence of Life in Outer Space | History
412.1K viewsJul 25, 2024
YouTubeHISTORY
Secrets of Distant Galaxies | The Universe (S1, E9) | Full Episode
44:19
Secrets of Distant Galaxies | The Universe (S1, E9) | Full Episode
168.2K views5 months ago
YouTubeHISTORY
1:01:52
The Most Terrifying Extraordinary Alien & Cryptid Encounters! | Full …
7.7K views6 days ago
YouTubeSci-Fi Central
1:19:43
Arizona's Secret UFO Files | ALIENS UNCOVERED: ET OR MAN-MADE …
157.1K viewsMay 5, 2024
YouTubeFilmIsNow Movies
29:34
Vivons-nous dans un multivers ? | 42, la réponse à presque tout | ARTE
836.9K viewsJan 17, 2025
YouTubeARTE
1:30:54
Alien Contact: How Would Humanity React? | FULL DOCUMENTARY
686.7K viewsMar 9, 2025
YouTubeNaked Science
1:01:51
Exposing Government Secrets! | ALIEN AND UFO ENCOUNTERS: T…
393.8K viewsApr 28, 2024
YouTubeFilmIsNow Movies
2:16
The Alien Perspective - Official Trailer (2025) Documentary
154.7K viewsDec 20, 2024
YouTubeIGN Movie Trailers
5:12
Aliens, Galaxies and Slime, oh my! The VFX of CYSTM!
839.7K viewsOct 28, 2019
YouTubeVsauce3
4:35
Alien civilization: Report suggests there may be 36 intelligent aliens i…
248.5K viewsJun 23, 2020
YouTubeFox Business
8:30
The Impossible Task of Contacting Aliens | How the Universe Works
262.9K viewsJun 20, 2020
YouTubeScience Channel
12:21
Top 10 Best Alien Documentaries
917.3K viewsJan 1, 2020
YouTubeWatchMojo.com
2:56:33
The Universe: Explore the Alien Worlds of Outer Space *3 Hour Ma…
5.3M viewsOct 15, 2023
YouTubeHISTORY
12:06
Galaxies, part 1: Crash Course Astronomy #38
1.7M viewsOct 29, 2015
YouTubeCrashCourse
6:21
The Fermi Paradox — Where Are All The Aliens? (1/2)
35M viewsMay 6, 2015
YouTubeKurzgesagt – In a Nutshell
2:14
Family of Galaxies | How the Universe Works
88.3K viewsMay 15, 2014
YouTubeScience Channel
0:51
Arcturus: The Alien Star Speeding Through Our Galaxy
1K views2 days ago
YouTubeMindUncovered
0:23
Zooming Through a Simulated Universe
15.3K viewsMar 8, 2023
YouTubeNASA Video
9:55
Have 36 Alien Civilizations Colonized The Milky Way? | Unveil…
353.3K viewsJun 20, 2020
YouTubeUnveiled
50:16
Departure to Mars - Conquest of a Planet | SPACETIME - SCIENCE S…
1.6M viewsDec 5, 2019
YouTubeWELT Documentary
3:19
Alien world may have been found outside the Milky Way for first time
15.3K viewsOct 26, 2021
YouTubeVideoFromSpace
3:05:22
Anomalies in the Universe. Immersion in Deep Space
6.4M viewsNov 15, 2023
YouTubeKosmo
4:05
Ancient Aliens: God Particle Reveals Mysteries of the Universe …
601.8K viewsOct 26, 2019
YouTubeHISTORY
1:19
'They Also Found a Live Alien' Ep. 4 Official Clip | UFO | SHOWTIME Do…
2.2M viewsSep 2, 2021
YouTubeSHOWTIME
See more videos
Static thumbnail place holder