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Richard Hoover

Credits See All

The UnXplained: Mysteries of the Universe
Self - Astrobiologist
Ancient Aliens
Self - Astrobiologist
NASA's Unexplained Files
Self - Ex-NASA Astrobiologist, Self - Former NASA Astrobiologist, Self - Former Astrobiologist, Self - Ex-NASA Astrobilogist

Trailers & Videos See All

The Unexplained Files
0:24
Ancient Aliens
1:58
Ancient Aliens: Best Of
1:57
Wonders Of The Solar System
2:02