Robuta

https://www.space.com/8850-giant-sand-dunes-titan-shaped-winds.html Giant Sand Dunes on Titan Shaped by Backward Winds | Space Jul 29, 2010 - Gusty winds that blow in reverse of prevailing weather on Saturn's largest moon Titan appear to shape some of the moon's odd equatorial sand dunes, a new study... giant sand dunestitanshapedbackwardwinds