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The Last of the Universe's Ordinary Matter Has Been Found

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Hot gas between galaxies

A computer simulation of the hot gas between galaxies hinted at the location of the universes missing matter.

Credit: Princeton University/Renyue Cen

Astronomers have finally found the last of the missing universe. It's been hiding since the mid-1990s, when researchers decided to inventory all the "ordinary" matter in the cosmos—stars and planets and gas, anything made out of atomic parts.

From Quanta Magazine
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