Strong Evidence for Cosmic Ray-Supported $\sim$L${}^{\ast }$ Galaxy Halos via X-ray \& tSZ Constraints

Sam B. Ponnada, Philip F. Hopkins, Yue Samuel Lu +3

Many state-of-the-art galaxy simulations featuring traditional feedback modes have significant challenges producing enough extended soft X-ray ($\sim 0.5-2$ keV) emission at R $\si…