The Formation of Ultra-Diffuse Galaxies in the RomulusC Galaxy Cluster Simulation

Michael Tremmel, Anna C. Wright, Alyson M. Brooks +3

We study the origins of 122 ultra-diffuse galaxies (UDGs) in the {\sc RomulusC} zoom-in cosmological simulation of a galaxy cluster (M${}_{200}=1.15\times 10^{14}$ M${}_{\odot }$), one…