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Jim Green

Credits See All

Ancient Aliens Special Presentation
Self - Former Chief Scientist, NASA, Self - Chief Scientist, NASA
The Future Of
Self - Former Chief Scientist, NASA
Ancient Aliens
Self - Chief Scientist, NASA, Self - Chief Scientist

Trailers & Videos See All

The Future Of
1:17
7 Days Out
1:50
Mars
1:44
Mars: Behind The Scenes With Ron Howard
1:36
Mars: Landing Safely On Mars
1:25
Nova: Bigger Than T. Rex
0:30