Astronomy Cast

Wizzard Media

Science & Medicine, Natural Sciences

Chart Positions

Natural Sciences 5
Science & Medicine 14

Astronomy Cast brings you a weekly fact-based journey through the cosmos.


Episode 26: The Biggest Structures in the Universe

March 5th, 2007

Episode 26 of 460 episodes

This week we continue the story of galaxy formation, learning how groups of galaxies come together to form the biggest structures around - galaxy superclusters. And when you look at the Universe at this scale, environment is everything.

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