May 27, 2021 updates Posted on May 27, 2021 by Doug Loss Initiative for the Peaceful Use of Lasers in Space https://lasers4space.com/wp-content/uploads/2021/05/Bohacek_PeacefulUseOfLasersInSpace.pdf Stellar clustering and orbital architecture of planetary systems https://www.aanda.org/articles/aa/abs/2021/05/aa40201-20/aa40201-20.html Exoplanet mass estimation for a sample of targets for the Ariel mission https://link.springer.com/article/10.1007/s10686-021-09758-0 Simulations of starspot anomalies within TESS exoplanetary transit light curves – II. Forecasting the frequency of starspot anomalies appearing in TESS exoplanetary transit light curves https://www.aanda.org/articles/aa/abs/2021/05/aa38261-20/aa38261-20.html The GAPS Programme with HARPS-N at TNG. XXXI. The WASP-33 system revisited with HARPS-N https://arxiv.org/abs/2105.12138