April 28, 2021 updates Posted on April 28, 2021 by Doug Loss Biogeographical Modeling of Alien Worlds https://liebertpub.com/doi/10.1089/ast.2020.2304 Improved Contrast in Images of Exoplanets Using Direct Signal-to-noise Ratio Optimization https://iopscience.iop.org/article/10.3847/1538-3881/abee7d High contrast imaging at 10 microns, a search for exoplanets around: Eps Indi A, Eps Eri, Tau Ceti, Sirius A and Sirius B https://arxiv.org/abs/2104.13032 vidence for TiO in the atmosphere of the hot Jupiter HAT-P-65 b https://arxiv.org/abs/2104.13058