May 28, 2020 updates Posted on May 28, 2020June 28, 2020 by Doug Loss Qualitative classification of extraterrestrial civilizations https://arxiv.org/abs/2005.13221 Evidence that 1I/2017 U1 (`Oumuamua) was composed of molecular hydrogen ice https://arxiv.org/abs/2005.12932 Implications of different stellar spectra for the climate of tidally-locked Earth-like exoplanets https://arxiv.org/abs/2005.13002 Detection of exomoons in simulated light curves with a regularized convolutional neural network https://arxiv.org/abs/2005.13035 Atmospheric Escape From TOI-700 d: Venus vs. Earth Analogs https://arxiv.org/abs/2005.13190