Overview: The evolution of galaxies, from clouds of cold gas floating in space 13 billion years ago, to the vast gravitationally bound systems of today.
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First Air Date: Apr 25, 2010Last Air date: Apr 02, 2023Season: 11 SeasonEpisode: 94 EpisodeRuntime: 42 minutesQuality: HDIMDb: 8.20 / 10 by 104 usersPopularity: 33.015Language: English