BBC - Stargazing Live Series 4 (2014) Part 3
Dara O Briain and Professor Brian Cox return to celebrate the wonders of our night sky.
Part 3: Brian Cox and Dara O Briain raise the stakes in the final night of their astronomy extravaganza, and reveal the results of their viewers' challenge to find undiscovered galaxies at the edge of space. Reporting live from above the clouds in Norway, Liz Bonnin has one last chance to capture the spectacular Northern Lights, using super-sensitive cameras.
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