December 12, 2019 updates Posted on December 12, 2019June 28, 2020 by Doug Loss Circumbinary exoplanets and brown dwarfs with the Laser Interferometer Space Antenna https://www.aanda.org/articles/aa/full_html/2019/12/aa36729-19/aa36729-19.html Searching for Planets Orbiting α Cen A with the James Webb Space Telescope https://iopscience.iop.org/article/10.1088/1538-3873/ab5066 Design and Experimental Test of a Common-path Coherent-dispersion Spectrometer for Exoplanet Searches https://iopscience.iop.org/article/10.1088/1538-3873/ab503a Mass-Metallicity Trends in Transiting Exoplanets from Atmospheric Abundances of H2O, Na, and K https://arxiv.org/abs/1912.04904 Searching for water ice in the coma of interstellar object 2I/Borisov https://arxiv.org/abs/1912.05318 Climate bistability of Earth-like exoplanets https://arxiv.org/abs/1912.05392 The Nucleus of Interstellar Comet 2I/Borisov https://arxiv.org/abs/1912.05422