December 7, 2018 updates Posted on December 7, 2018June 28, 2020 by Doug Loss Host Stars and their Effects on Exoplanet Atmospheres https://www.springer.com/us/book/9783030114510 Spectrally resolved helium absorption from the extended atmosphere of a warm Neptune-mass exoplanet https://arxiv.org/abs/1812.02189 Ground-based detection of an extended helium atmosphere in the Saturn-mass exoplanet WASP-69b http://science.sciencemag.org/content/early/2018/12/06/science.aat5348 Introduction: Detectability of Future Earth https://www.sciencedirect.com/science/article/pii/S0016328718304683 Planet-star interactions with precise transit timing. I. The refined orbital decay rate for WASP-12 b and initial constraints for HAT-P-23 b, KELT-1 b, KELT-16 b, WASP-33 b, and WASP-103 b https://arxiv.org/abs/1812.02438 Detection of He I λ10830 Å absorption on HD 189733 b with CARMENES high-resolution transmission spectroscopy https://arxiv.org/abs/1812.02453 The imprint of X-ray photoevaporation of planet-forming discs on the orbital distribution of giant planets https://arxiv.org/abs/1812.02173