September 10, 2021 updates Posted on September 10, 2021 by Doug Loss Observability of temperate exoplanets with Ariel https://link.springer.com/article/10.1007/s10686-021-09793-x Detection of Ionized Calcium in the Atmosphere of the Ultra-Hot Jupiter WASP-76b https://arxiv.org/abs/2109.04373 A Lyman-alpha transit left undetected: the environment and atmospheric behavior of K2-25b https://arxiv.org/abs/2109.04376