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Adam McMaster
adammc.space
did:plc:r2lr6cjon64wu6qgrvjhxzmk
Galaxy or star cluster? A tiny collection of stars discovered last year, Ursa Major III/Unions 1 (UMa3/U1), could be either. Previous research suggested it’s a galaxy dominated by dark matter, and a new paper suggests it’s a dark-matter-free star cluster. Sometimes astronomy is hard! 🔭🧪
https://www.universetoday.com/articles/its-either-the-milky-ways-farthest-known-star-cluster-or-the-smallest-known-galaxy
2025-05-07T13:38:15.453Z