October 8, 2019 updates Posted on October 8, 2019June 28, 2020 by Doug Loss A Ghost in the Toast: TESS Background Light Produces a False “Transit” Across τ Ceti https://iopscience.iop.org/article/10.3847/2515-5172/ab49ff Analyzing Eight Years of Transiting Exoplanet Observations Using WFC3’s Spatial Scan Monito https://arxiv.org/abs/1910.02073 Climate Diversity in the Habitable Zone due to Varying pN2 Levels https://arxiv.org/abs/1910.02355 Initial Characterization of Interstellar Comet 2I/2019 Q4 (Borisov) https://arxiv.org/abs/1910.02547