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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.
First Air Date : Jan 03, 2011
Last Air date : Mar 30, 2017
Episode : 25 Episode
Season : 7 Season
Runtime: 60:14 minutes
Studio: BBC Two
Country: United Kingdom
Crew:
