A deep survey of short GRB host galaxies over $z\sim 0-2$: implications for offsets, redshifts, and environments

B. O'Connor, E. Troja, S. Dichiara +10

A significant fraction (30\%) of well-localized short gamma-ray bursts (sGRBs) lack a coincident host galaxy. This leads to two main scenarios: \textit{i}) that the progenitor syst…