MIT astronomers have obtained the clearest view yet of exoplanet WASP-121b, which has a perpetual dark side that is tidally locked to its star. The night side’s atm most likely hosts iron clouds & rains titanium with winds that exceed Earth’s jetstream. 1/https://t.co/qmnjsHXQXG pic.twitter.com/61ZnlYoDRo

— Erika  (@_AstroErika) February 21, 2022