The Hubble Space Telescope has been used to study 25 hot Jupiters. It has helped to answer "questions important to our understanding of exoplanet atmospheres," according to the Hubble team. Credit: ...
Located around 100 light-years away from Earth, the exoplanet is shrouded in a thick envelope of steam. This world, designated GJ 9827 d, is around twice the size of Earth, three times more massive ...