Solar wind, also known as stellar wind, is a stream of charged particles ejected from a star.
Bajoran lightships were propelled by solar winds, caught by their large solar sails. (DS9 episode: "Explorers")
Solar wind can dissipate trails left behind, like those left behind like by weapons fire. (DS9 novel: Trial by Error)
In 2268, Black Jack Nova described his ship, the Windjammer, as "...floatin' feather-light on the soft, sweet stellar winds". (TOS comic: "The Flight of the Buccaneer")
In the 2360s, the USS Copernicus was assigned to study solar winds and magnetic fields in several star systems across the Alpha Quadrant. (VOY novel: Pathways)