September 28, 2020 updates Posted on September 28, 2020 by Doug Loss The hot dayside and asymmetric transit of WASP-189 b seen by CHEOPS https://www.aanda.org/articles/aa/pdf/forth/aa38677-20.pdf The path to instability in compact multi-planetary systems https://www.aanda.org/articles/aa/abs/2020/09/aa38764-20/aa38764-20.html TESS Hunt for Young and Maturing Exoplanets (THYME). III. A Two-planet System in the 400 Myr Ursa Major Group https://iopscience.iop.org/article/10.3847/1538-3881/abae64 Constraints on the abundance of 0.01c stellar engines in the Milky Way https://arxiv.org/abs/2009.08874 The HD 217107 Planetary System: Twenty Years of Radial Velocity Measurements https://arxiv.org/abs/2009.12356