The high-energy radiation environment of the habitable-zone super-Earth LHS 1140b R. Spinelli, F. Borsa, G. Ghirlanda, G. Ghisellini, S. Campana, F. Haardt and E. Poretti A&A, 627 (2019) A144 Published online: 12 July 2019 DOI: 10.1051/0004-6361/201935636