Episode 27: Making a Milky Way, searching for dwarfs, and elusive black holes episode artwork

EPISODE · Dec 22, 2025 · 32 MIN

Episode 27: Making a Milky Way, searching for dwarfs, and elusive black holes

from StarXiv: a podcast discussing the latest astronomy papers

This episode, Payel and Nicole discuss how to generate alpha-bimodalities in Milky-Way-like galaxies without major mergers or radial migration, a new search for radio emission from the elusive intermediate-mass black hole of Omega Centauri , detailed chemical DNA measurements of the oldest stars in the Small Magellanic Cloud, and searching for dwarfs using HI measurements. Check out the papers we discussed below:Portrait of a Galaxy on FIRE: Is the $α$-bimodality a natural consequence of inside-out disc growth in a hierarchical formation scenario? - Maria BenitoNo evidence for accretion around the intermediate-mass black hole in Omega Centauri - Angiraben D. MahidaThe chemical DNA of the Magellanic Clouds V. R-process dominates neutron capture elements production in the oldest SMC stars - Lorenzo SantarelliTiNy Titans HI: Discovering Satellites via HI Gas in an Isolated, Compact Group of Dwarf Galaxies - Sabrina Stierwalt

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Episode 27: Making a Milky Way, searching for dwarfs, and elusive black holes

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This episode was published on December 22, 2025.

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This episode, Payel and Nicole discuss how to generate alpha-bimodalities in Milky-Way-like galaxies without major mergers or radial migration, a new search for radio emission from the elusive intermediate-mass black hole of Omega Centauri ,...

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