astro-ph.GA astro-ph.CO
The Milky Way Radial Metallicity Gradient as an Equilibrium Phenomenon: Why Old Stars are Metal-Rich
James W. Johnson David H. Weinberg Guillermo A. Blanc Ana Bonaca Gwen C. Rudie Yuxi Lu Bronwyn Reichardt Chu Emily J. Griffith Tawny Sit Jennifer A. Johnson Liam O. Dubay Miqaela K. Weller Daniel A. Boyea Jonathan C. Bird