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Jul 28, 2015

Astronomers Discover a New Class of Freakishly Dense, Compact Galaxies

Posted by in category: cosmology

Imagine what our night sky would look like if its stellar density was a million times greater than it is now. Remarkably, such places actually exist: They’re called “Ultracompact Dwarfs,” and astronomers are calling them an entirely new kind of galaxy.

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