Hubble Captures Massive Dead Disk Galaxy That Challenges Theories of Galaxy Evolution

Astronomers combined the power of a "natural lens" in space with the capability of the Hubble Space Telescope to make a surprising discovery--the first example of a compact yet massive, fast-spinning, disk-shaped galaxy that stopped making stars only a few billion years after the big bang. Researchers say that finding such a galaxy so early in the history of the universe challenges the current understanding of how massive galaxies form and evolve.

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