The Enigma of Dragonfly 44, the Galaxy That’s Almost Invisible

A growing catalog of huge but dim “ultra-diffuse” galaxies is forcing astronomers to invent new theories of galactic evolution.

Dec 6, 2022 - 21:22
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The Enigma of Dragonfly 44, the Galaxy That’s Almost Invisible
A growing catalog of huge but dim “ultra-diffuse” galaxies is forcing astronomers to invent new theories of galactic evolution.

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