January 21, 2021 updates Posted on January 21, 2021 by Doug Loss Habitability: a process versus a state variable framework with observational tests and theoretical implications https://www.cambridge.org/core/journals/international-journal-of-astrobiology/article/abs/habitability-a-process-versus-a-state-variable-framework-with-observational-tests-and-theoretical-implications/25D9570A562B5AA20D54E6DD7524796E Around which stars can TESS detect Earth-like planets? The Revised TESS Habitable Zone Catalog https://arxiv.org/abs/2101.07898 Following up TESS Single Transits With Archival Photometry and Radial Velocities https://arxiv.org/abs/2101.07964 Observational constraints on the formation and evolution of Neptune-class exoplanets https://arxiv.org/abs/2101.08025 Lucky planets: how circum-binary planets survive the supernova in one of the inner-binary components https://arxiv.org/abs/2101.08033 Characterisation of the hydrospheres of TRAPPIST-1 planets https://arxiv.org/abs/2101.08172