Unveiling the impact of cosmic rays on the disc sizes and outflows from dwarf scales to galaxy groups. - Bieri, Rebekka; Pakmor, Rüdiger; van de Voort, Freeke; Talbot, Rosie Y; Werhahn, Maria; Pfrommer, Christoph; Springel, Volker (Monthly Notices of the Royal Astronomical Society, 2026)