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Stargazing Live
Season 2 · Episode 2
Episode 2
10.01h 0mJanuary 17, 2012
Dara and Brian's journey through the night sky continues with a look at black holes, the most mysterious and destructive objects in the whole universe. Liz Bonnin finds out how our galaxy the Milky Way was formed and Mark Thompson investigates the problems that are caused by light pollution.