Anomalous Flux in the Cosmic Optical Background Detected With New Horizons Observations

Tod R. Lauer, Marc Postman, John R. Spencer +27

We used New Horizons LORRI images to measure the optical-band ($0.4\lesssim \lambda \lesssim 0.9\mu \mathrm{m}$) sky brightness within a high galactic-latitude field selected to have reduced diffu…