April 17, 2023 Updates Posted on April 17, 2023 by Doug Loss Circumplanetary disk ices II. Composition https://www.aanda.org/articles/aa/full_html/2023/04/aa45592-22/aa45592-22.html Hot Exoplanet Atmospheres Resolved with Transit Spectroscopy (HEARTS) https://www.aanda.org/articles/aa/full_html/2023/04/aa45091-22/aa45091-22.html Discovering planets with PLATO: Comparison of algorithms for stellar activity filtering https://www.aanda.org/articles/aa/full_html/2023/04/aa44067-22/aa44067-22.html Rational Ignorance in the Search for Extra-terrestrial Life https://www.sciencedirect.com/science/article/abs/pii/S1387647323000039 Aliens could get a nasty surprise when their planet flips https://www.sciencedirect.com/science/article/abs/pii/S0262407923006498 Discovery of a 0.64 M⊙ 13.4 au Companion to the roAp Star HIP 47145 = HR 3831 = IM Vel* https://iopscience.iop.org/article/10.3847/2515-5172/accb5d Discovery of a 0.58M⊙, 0.9 au Companion to HIP 42313 = δ Hya* https://iopscience.iop.org/article/10.3847/2515-5172/accb5c Debris Rings from Extrasolar Irregular Satellites https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stad1091/7118042?redirectedFrom=fulltext Revisiting the trajectory of the interstellar object ‘Oumuamua: preference for a radially directed non-gravitational acceleration? https://arxiv.org/abs/2304.06964 Magnetic winding and turbulence in ultra-hot Jupiters https://arxiv.org/abs/2304.07066