Stellar populations and the origin of thick disks in AURIGA simulations Francesca Pinna, Daniel Walo-Martín, Robert J. J. Grand, Marie Martig, Francesca Fragkoudi, Facundo A. Gómez, Federico Marinacci and Rüdiger Pakmor A&A, 683 (2024) A236 Published online: 22 March 2024 DOI: 10.1051/0004-6361/202347388