Astronomers find a galaxy that shouldn't exist in the distant universe

Astronomers have spotted a massive disk galaxy, not unlike our own, that formed 12.5 billion years ago when our 13.8 billion-year-old universe was only a tenth of its current age. But according to what scientists know about galaxy formation, this one has no business being in the distant universe.

May 23, 2020, 6 a.m.
(6 days, 6 hours ago)

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