Radial Stellar Age Gradients in 42 Local Volume Dwarf Galaxies

arXiv:2608.07671 · astro-ph.GA · Submitted 2026-08-07 · Read on arXiv

Roger E. Cohen, Kristen B. W. McQuinn, O. Grace Telford, Liese Van Zee, Laura Congreve Hunter, Andrew E. Dolphin, Suchindram Dasgupta

astro-ph.GA

Submitted: 2026-08-07

Updated: 2026-08-11

Comments: 37 pages, 12 figures, 5 tables including Appendices. ApJ in press

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

Age Gradients — 85× in this paper · explained in 1 episode
Hubble Space Telescope — 12× in this paper
Metallicity — 12× in this paper · explained in 3 episodes
Abundance — 10× in this paper · explained in 1 episode
Stellar Feedback — 8× in this paper · explained in 2 episodes
Core — 4× in this paper · explained in 2 episodes
Aperture — 2× in this paper · explained in 1 episode
Calibration — 2× in this paper · explained in 7 episodes
Consistency — 1× in this paper · explained in 3 episodes
Degeneracy — 1× in this paper · explained in 3 episodes
Fidelity — 1× in this paper · explained in 2 episodes
Homogeneity — 1× in this paper · explained in 2 episodes
Initial Mass Function (IMF) — 1× in this paper · explained in 2 episodes
MESA Isochrones and Stellar Tracks — 1× in this paper
Markov Chain Monte Carlo — 1× in this paper
Mikulski Archive for Space Telescopes — 1× in this paper

Sources

Related papers