July 19, 2021 updates Posted on July 19, 2021 by Doug Loss Water activity in Venus’s uninhabitable clouds and other planetary atmospheres https://www.nature.com/articles/s41550-021-01391-3 SETI in 2020 https://arxiv.org/abs/2107.07512 The Magnetic Mechanism for Hotspot Reversals in Hot Jupiter Atmospheres https://arxiv.org/abs/2107.07515 Hiding Planets Near and Far: Predicting Hidden Companions for Known Planetary Systems https://arxiv.org/abs/2107.07529 Stellar Wind Confinement of Evaporating Exoplanet Atmospheres and its Signatures in 1083 nm Observations https://arxiv.org/abs/2107.07534 ExoPlaSim: Extending the Planet Simulator for Exoplanets https://arxiv.org/abs/2107.07685