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

T1Covered by 1 source · first reported by MIT News (research) / Quanta / The Conversation at 14 Oct, 14:04 UTC

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

Sources

• T1Triplet of ‘Ghostly’ Galaxies Hints at What Dark Matter Is — and Isn’tMIT News (research) / Quanta / The Conversation14 Oct, 14:04