February 6, 2020 updates Posted on February 6, 2020June 28, 2020 by Doug Loss Surfing a Supernova https://blogs.scientificamerican.com/observations/surfing-a-supernova/ The origin of life as a planetary phenomenon https://advances.sciencemag.org/content/6/6/eaax3419 Effects of an intrinsic magnetic field on ion loss from ancient Mars based on multispecies MHD simulations https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2019JA026945 A Framework for Optimizing Exoplanet Target Selection for the James Webb Space Telescope https://arxiv.org/abs/2002.01495 Three planets transiting the evolved star EPIC 249893012: a hot 8.8-M⊕ super-Earth and two warm 14.7 and 10.2-M⊕ sub-Neptunes https://arxiv.org/abs/2002.01755 The CARMENES search for exoplanets around M dwarfs. Characterization of the nearby ultra-compact multiplanetary system YZ Ceti https://arxiv.org/abs/2002.01772 Exo-MerCat: a merged exoplanet catalog with Virtual Observatory connection https://arxiv.org/abs/2002.01834