Hubble Observes Jupiter’s Great Red Spot Changing - NASA Goddard - planetary science

While the outer part of the spot is speeding up,the inner part of the spot is slowing down.It is a mystery.

Hubble Tracks Jupiter’s Stormy Weather - NASA Goddard - planetary science

Image Credit:Hubble Captures Volcanic Eruption Plume From Io Credit:John Spencer,Lowell Observatory,and NASA/ESA Lowell Observatory is located in Flagstaff,Arizona.