Massive Galaxies in HSC vs. Hydrodynamic Simulations Published paper: Stellar and weak lensing profiles of massive galaxies in the Hyper-Suprime Cam survey and in hydrodynamic simulations (Ardila et al. 2020) Project goal: Main Results HSC Hydro Simulations Illustris TNG Ponos Code Run in hsc_hydro environment Reference Papers Profiles of HSC galaxies: Individual stellar haloes of massive galaxies measured to 100 kpc at 0.3 < z < 0.5 using Hyper Suprime-Cam (Huang et al. 2018) Ponos Simulation: Cold Dark Matter Substructures in Early-Type Galaxy Halos (Fiacconi et al. 2016)