JWST Looks at the Atmosphere of a Stormy, Steamy Mini-Neptune

Just because there’s no Mini-Neptune in our Solar System doesn’t mean they’re not common. They appear to be widespread throughout the Milky Way, and according to NASA, are the most common exoplanet type. GJ 1214 b is one of them. One of the James Webb Space Telescope’s stated science goals is the study of exoplanets. …