Multiple realities(covers information from several alternate timelines)
Fall, or autumn, was a season that took place after summer and before winter. This season was characterized by trees shedding their leaves.
Alfarian hair pasta was harvested in the early fall, which was shedding season for the Alfarians. (VOY: "Parturition")
In an alternate timeline where Benjamin Sisko was displaced out of time, Jake Sisko planned to leave Deep Space 9 and take a place in the Pennington School in the fall of 2372. (DS9: "The Visitor")
In an alternate timeline where the USS Defiant's crew crashed on Gaia and formed a settlement there, Jadzia Dax and Worf married the fall after the crash. (DS9: "Children of Time")