... I examine two specific cases for the distribution of starspots: The development of toroidal winds from starspots in an equatorial band; The development of of clumpy flows from a single large spot. ...
... to other stars, some of which are thought to have much more active starspot activity ... Starspots can be either dimmer or brighter than surrounding regions. ... As a star with starspots rotates, its brightness changes slightly. ...