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Tag Archives: galaxies

No Dark Matter, astronomers find the long missing Universe’s ordinary matter

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Astronomers have detected much of the Universe’s ordinary matter, which had long been missing from accounts of its total mass. Not ‘dark matter’ — the mysterious, invisible stuff that makes up the majority of the Universe’s contents. This is normal matter, but it’s spread so sparsely across intergalactic space that more than three-quarters of it is almost undetectable. Using an ...

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