Using Webbs near-infrared spectrograph, astronomers havecapturednew images of Neptune that finally reveal the planets mysterious auroral activity.
Since then, Neptune has remained the only planet not to have direct evidence of its auroras.
With Webbs latest images, scientists finally have the full picture of auroral activity throughout the solar system.
Webb’s detection of auroras on Neptune is the first time astronomers have captured direct evidence of this phenomenon on the planet.NASA, ESA, CSA, STScI, Heidi Hammel (AURA), Henrik Melin (Northumbria University), Leigh Fletcher (University of Leicester), Stefanie Milam (NASA-GSFC)
They also noticed something odd about Neptunes auroras.
This observatory has finally opened the window onto this last, previously hidden ionosphere of the giant planets.
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