February 5, 2020 updates Posted on February 5, 2020June 28, 2020 by Doug Loss Immune recognition of putative alien microbial structures: Host–pathogen interactions in the age of space travel https://journals.plos.org/plospathogens/article?id=10.1371/journal.ppat.1008153 Light Sailing into the Great Beyond https://www.osapublishing.org/opn/abstract.cfm?uri=opn-31-2-30 Traversable wormholes in R+αRn gravity https://link.springer.com/article/10.1140/epjc/s10052-019-7587-5 The Breakthrough Listen Search for Intelligent Life: Observations of 1327 Nearby Stars Over 1.10–3.45 GHz https://iopscience.iop.org/article/10.3847/1538-3881/ab65f1 The Design of a Space-based Observation and Tracking System for Interstellar Objects https://arxiv.org/abs/2002.00984 A comparison of exoplanet spectroscopic retrieval tools https://arxiv.org/abs/2002.01063 Three-dimensional modelling of absorption by various species for hot Jupiter HD 209458b https://arxiv.org/abs/2002.01198 Effects of Radiation Pressure on the Evaporative Wind of HD 209458b https://arxiv.org/abs/1906.00075