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Triplet of ‘Ghostly’ Galaxies Hints at What Dark Matter Is — and Isn’t

A collision may have left these galaxies without dark matter. That spells trouble for alternative gravity theories. The post Triplet of ‘Ghostly’ Galaxies Hints at What Dark Matter Is — and Isn’t first appeared on Quanta Magazine

Triplet of ‘Ghostly’ Galaxies Hints at What Dark Matter Is — and Isn’t

We haven't written up this one. Quanta Magazine has the full story — the link below goes straight to it.

Read the original at quantamagazine.org →

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