Saturn's Hexagon · polar jet stream, m = 6
unseel.com · Voyager 1981 · Cassini 2004–2017 · Rossby wave
width ~30,000 km
wind ~322 km/h
phase
Hexagonal jet stream
Central polar cyclone
Voyager / Cassini probe
Lab tank / Jupiter compare
Unseel.com · Saturn's Hexagon