2 papers
astro-ph.GA2026
Evolution of action-space coherence in a Milky Way-like simulation
Arunima Arunima, Mark R. Krumholz, Michael J. Ireland +2
Efforts to dynamically trace stars back to the now-dissolved clusters in which they formed rely implicitly on the assumption that stellar orbital actions are conserved. While this…
astro-ph.GA2025
How Mergers and Flybys Shape Azimuthal Age Patterns in Spiral Galaxies
Qian-Hui Chen, Alex M. Garcia, Zefeng Li +7
Spiral structures are one of the most common features in galaxies, yet their origins and evolution remain debated. Stellar age distributions offer crucial insights into galaxy evol…