Overview: 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.
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First Air Date: Jan 03, 2011Last Air date: Mar 30, 2017Season: 7 SeasonEpisode: 25 EpisodeRuntime: 60 minutesQuality: HDIMDb: 7.80 / 10 by 4 usersPopularity: 5.363Language: English