JWST confirms giant planet atmospheres vary widely

Watch a 5 planet parade today with this free telescope livestream

James Webb finds the innermost planet around TRAPPIST-1 is too hot for an atmosphere. The tidally-locked, Earth-sized world, has a dayside temperature of some 450°F (232°C), which is hotter than would be expected if it had an atmosphere to redistribute heat.

James Webb Space Telescope confirms giant planet atmospheres vary widely