October 6, 2021 updates Posted on October 6, 2021 by Doug Loss NASA Scientist Looks to AI, Lensing to Find Masses of Free-Floating Planets https://www.nasa.gov/feature/goddard/2021/scientist-looks-to-ai-lensing-to-find-masses-of-free-floating-planets Constraining the Orbit and Mass of epsilon Eridani b with Radial Velocities, Hipparcos IAD-Gaia DR2 Astrometry, and Multiepoch Vortex Coronagraphy Upper Limits https://iopscience.iop.org/article/10.3847/1538-3881/ac134a A Multispecies Pseudoadiabat for Simulating Condensable-rich Exoplanet Atmospheres https://iopscience.iop.org/article/10.3847/PSJ/ac214c Measuring titanium isotope ratios in exoplanet atmospheres https://arxiv.org/abs/2110.01908 Retrieving the transmission spectrum of HD 209458b using CHOCOLATE: A new chromatic Doppler tomography technique https://arxiv.org/abs/2110.02028 Polarized muons and the origin of biological homochirality https://arxiv.org/abs/2110.01975