GJ 357 b - A super-Earth orbiting an extremely inactive host starD. Modirrousta-Galian, B. Stelzer, E. Magaudda, J. Maldonado, M. Güdel, J. Sanz-Forcada, B. Edwards and G. MicelaA&A, 641 (2020) A113DOI: https://doi.org/10.1051/0004-6361/202038280