June 21, 2018 updates Posted on June 21, 2018June 28, 2020 by Doug Loss Why an intrinsic magnetic field does not protect a planet against atmospheric escape https://www.aanda.org/articles/aa/full_html/2018/06/aa32934-18/aa32934-18.html Gravitational fragmentation and formation of giant protoplanets on tens-of-au orbits https://arxiv.org/abs/1806.07675 The Peculiar Atmospheric Chemistry of KELT-9b https://arxiv.org/abs/1804.07137 Experimental Simulation of Dust Impacts at Starflight Velocities https://arxiv.org/abs/1806.07501