Transit-timing variations in the AU Mic system observed with CHEOPS Á. Boldog, Gy. M. Szabó, L. Kriskovics, L. Borsato, D. Gandolfi, M. Lendl, M. N. Günther, A. Heitzmann, T. G. Wilson, A. Brandeker et al. (79 more) A&A, 694 (2025) A137 Published online: 10 February 2025 DOI: 10.1051/0004-6361/202452699