Third time’s the charm for a row of faint galaxies without dark matter

Third time’s the charm for a row of faint galaxies without dark matter

A Yale-led team of astronomers found a third galaxy devoid of dark matter — located alongside the other two in a formation that has never been seen before.

Findings strengthen evidence for a violent galactic collision that may have separated ordinary matter from dark matter

Findings strengthen evidence for a violent galactic collision that may have separated ordinary matter from dark matter Maunakea, Hawaiʻi – Astronomers using W. M. Keck Observatory on Maunakea, Hawaiʻi Island, have discovered the third known galaxy apparently lacking dark matter, part of a strange linear structure that may have formed during a violent collision between galaxies. A close-up Hubble image of DF9 is shown beneath a wider view of the …

Astronomers Discover Third Galaxy Without Dark Matter – W. M. Keck Observatory

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