December 22, 2021 updates Posted on December 22, 2021 by Doug Loss LaserSETI Installs 2nd Observatory at Haleakala Observatory https://www.seti.org/press-release/laserseti-installs-2nd-observatory-haleakala-observatory The harsh environment where exoplanets live https://onlinelibrary.wiley.com/doi/10.1002/asna.20210099 Atmospheric dynamics of temperate sub-Neptunes. Part I: dry dynamics https://arxiv.org/abs/2112.11108 The GAPS Programme at TNG. XXXII. The revealing non-detection of metastable HeI in the atmosphere of the hot Jupiter WASP-80b https://arxiv.org/abs/2112.11179 The Mantis Network I: A standard grid of templates and masks for cross-correlation analyses of ultra-hot Jupiter transmission spectra https://arxiv.org/abs/2112.11380 Towards a Classification Scheme for the Rocky Planets based on Equilibrium Thermodynamic Considerations https://arxiv.org/abs/2112.11404