Synopsis and details
From the planets to the stars and out to the edge of the unknown, history and science collide in a wondrous yet deadly adventure through space and time.
Seasons and episodes
Season 1: Our Solar System
14 Episodes · 2007-05-29
Season 2
18 Episodes · 2007-11-27
Season 3
12 Episodes · 2008-11-11
Season 4
12 Episodes · 2009-08-18
Season 5
8 Episodes · 2010-07-29
Season 6
7 Episodes · 2011-10-25
Cast
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