December 19, 2022 Updates Posted on December 19, 2022 by Doug Loss Limitations on High-Speed Relativistic Interstellar Travel due to Interstellar Asteroidal and Cometary Material https://journals.gmu.edu/index.php/jssr/article/view/3482 Impact of Mg II interstellar medium absorption on near-ultraviolet exoplanet transit measurements https://academic.oup.com/mnras/advance-article-abstract/doi/10.1093/mnras/stac3690/6918844?redirectedFrom=fulltext Spinning up a Daze: TESS Uncovers a Hot Jupiter orbiting the Rapid-Rotator TOI-778 https://arxiv.org/abs/2212.08242 Evidence for the volatile-rich composition of a 1.5-R⊕ planet https://arxiv.org/abs/2212.08477