Probing the Milky Way's Dark Matter Halo for the 3.5 keV Line

Dominic Sicilian, Nico Cappelluti, Esra Bulbul +3

We present a comprehensive search for the 3.5 keV line, using $\sim$51 Ms of archival Chandra observations peering through the Milky Way's Dark Matter Halo from across the entirety…