At a meeting of the Society for Popular Astronomy in London on 27 October 2012, I gave a presentation explaining how recent spacecraft observations have transformed our understanding of the atmospheres of the giant planets -- Jupiter, Saturn. Uranus and Neptune. Why do the belts of Jupiter sometimes disappear? What causes the storms on Saturn? Even amateur observations are helping to provide some answers..... watch the video below (Vimeo, 74 minutes).
Dr Leigh Fletcher: Strange Weather! Exploring the Giant Planets from Society for Popular Astronomy on Vimeo.