June 27, 2018 updates Posted on June 27, 2018June 28, 2020 by Doug Loss Polluted White Dwarfs: Constraints on the Origin and Geology of Exoplanetary Material https://arxiv.org/abs/1806.09917 An almanac of predicted microlensing events for the 21st century https://arxiv.org/abs/1806.10003 Special cases : moons, rings, comets, trojans https://arxiv.org/abs/1806.10032 Updated Compositional Models of the TRAPPIST-1 Planets https://arxiv.org/abs/1806.10084 Where do ideas come from? https://arxiv.org/abs/1806.10092