October 29, 2021 updates Posted on October 29, 2021 by Doug Loss prose: A Python framework for modular astronomical images processing https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stab3113/6414007 Was Venus Ever Habitable? Constraints from a Coupled Interior–Atmosphere–Redox Evolution Model https://iopscience.iop.org/article/10.3847/PSJ/ac2580 Hidden water in magma ocean exoplanets https://arxiv.org/abs/2110.15069 Exoplanet atmosphere evolution: emulation with random forests https://arxiv.org/abs/2110.15162 Non-homogeneous exoplanets in metric-affine gravity https://arxiv.org/abs/2110.15139 First Doppler Limits on Binary Planets and Exomoons in the HR 8799 System https://arxiv.org/abs/2110.14650 KELT-9 as an eclipsing double-lined spectroscopic binary: a unique and self-consistent solution to the system https://arxiv.org/abs/2110.15275 On the Possibility of an Artificial Origin for `Oumuamua https://arxiv.org/abs/2110.15213 A glint in the eye: photographic plate archive searches for alien visitations https://arxiv.org/abs/2110.15217