'Roasting marshmallow' exoplanet is so hot, it rains metal. How did it form?
WASP-121b is like nothing in the solar system, raining liquid metal and being puffy like a marshmallow. The origins of these ...
Surprising signatures in WASP-121b's dynamic atmosphere challenge understanding of how 'roasting marshmallows' form
Nearly one third of known exoplanets are enormous gas giants, similar to Jupiter or Saturn. But whereas our solar system ...