Astronomers Discover Third Galaxy Lacking Dark Matter, Challenging Cosmological Models

From the summit of Maunakea, astronomers have glimpsed something that quietly unsettles one of cosmology's most foundational certainties: a third galaxy existing, persisting, and moving through space without the invisible scaffolding that theory insists must hold it together. Dark matter has long been cast as the silent architect of galactic structure, yet these three galaxies — arranged in a curious line across the sky — suggest the cosmos may build in ways we have not yet learned to read. The discovery does not dissolve the case for dark matter, but it deepens the mystery of how galaxies are