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Space's Deepest Secrets
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Space's Deepest Secrets - Cast
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David O'Brien
voices
Himself (Narrator)
Michelle Thaller
as
Herself (Astronomer, Goddard Space Flight Center)
Hakeem Oluseyi
as
Himself (Astrophysicist)
Phil Plait
as
Himself (Astronomer,Science Writer and Blogger)
Grant Tremblay
as
Himself (Astrophysicist / Astronomer)
Carly Howett
as
Herself (Planetary Scientist)
Laura Danly
as
Herself (Astronomer)
Brian Greene
as
Himself (Theoretical Physicist)