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Podcast: Walkabout the Galaxy
Episode: Trouble in the Universe: El Gordo and Dinky
Description: There's more tension in the standard model of the history of the universe. Giant superclusters of galaxies formed early than we thought they could. These collosal structures trace their origins to quantum fluctuations in the early universe. Find out what it all means, plus chthonian planets, asteroid encounters and more on Walkabout the Galaxy.