James Webb telescope spots strange ‘super-puff’ planet frantically chasing its own atmosphere through space
An illustration of exoplanet WASP-107b. The planet’s escaping hydrogen atmosphere measures five time the radius of the planet itself, new JWST observations hint. (Image credit: University of Geneva/NCCR PlanetS/Thibaut Roger) A “super-puff” exoplanet is leaking a lot of helium into space, new observations show — and may be in the process of losing a lotContinue Reading












