Wind speed increases to 300 mph in Jupiter’s Great Spot as its radius decreases

Wind speed increases to 300 mph in Jupiter’s Great Spot as its radius decreases

Jupiter’s Great Red Spot is as constant as the North Star. In other words, it only looks constant — its constancy depends on how long we watch it. … Last week John Rogers (British Astronomical Association) confirmed that the storm is still tightening its waistline. Rogers clocked the maelstrom’s rotation period by using images taken […]