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Episode 268: Jurassic Galaxies

Play Apr 1•4:32

Astronomers know that in the early universe, small galaxies merge to form larger ones. Observations of distant galaxies are difficult and tricky to decipher. Fortunately a group of galaxies, called the Hickson Compact Group 31, was observed with the Hubble Space Telescope, and astronomers found evidence that these galaxies are just forming, as if they were located in the early universe. The con...

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