Hubble Maps Dark Side of Tidally-Locked Ultrahot Jupiter

Using information collected by the Wide Field Camera 3 (WFC3) infrared spectrograph onboard the NASA/ESA Hubble Space Telescope, astronomers have obtained an in depth view of the darkish facet of WASP-121b, an ultrahot gas-giant exoplanet almost twice the scale of Jupiter. Discovered in 2016 by astronomers with the WASP-South survey, WASP-121b is 1.87 instances greater than […]