June 29, 2023 updates Posted on June 29, 2023 by Doug Loss 3D Numerical Model of the Envelope of a Hot Exoplanet Based on Spherical Coordinates https://link.springer.com/article/10.1134/S1063772923040066 A close-in giant planet escapes engulfment by its star https://www.nature.com/articles/s41586-023-06029-0 The Lagrange Sunshade: Its Effectiveness in Combating Global Warming and Its Application to Earth Defense from Asteroid Impacts, Beaming Solar Energy for Terrestrial Use, Propelling Interstellar Migration by Laser-Photon Sails and Its Technosignature https://bis-space.com/shop/product/jbis-076-04-0130/ Project Lyra: Another possible trajectory to 1I/’Oumuamua https://www.sciencedirect.com/science/article/abs/pii/S0094576523003284 The GAPS programme at TNG. XLV. HI Balmer lines transmission spectroscopy and NLTE atmospheric modelling of the ultra-hot Jupiter KELT-20b/MASCARA-2b https://arxiv.org/abs/2306.15776