February 23, 2018 updates Posted on February 23, 2018June 28, 2020 by Doug Loss Possible Photometric Signatures of Moderately Advanced Civilizations: The Clarke Exobelt https://arxiv.org/abs/1802.07723 Modal Decomposition of TTV – Inferring Planet Masses and Eccentricities https://arxiv.org/abs/1802.07731