2026-03-03 00:05:54
No Observational Evidence for Dark Matter Nor a Large Metallicity Spread in the Extreme #MilkyWay Satellite Ursa Major III/UNIONS 1: https://iopscience.iop.org/article/10.3847/2041-8213/ae29b8 -> Ursa Major III/UNIONS 1 - Dwarf Galaxy or Star Cluster? https://aasnova.org/2026/03/02/ursa-major-iii-unions-1-dwarf-galaxy-or-star-cluster/