Light-year Light-year The light-year is a unit of length used to express astronomical distances and measures about 9.46 trillion kilometres or 5.88 trillion miles. As defined by the International Astronomical Union (IAU), a light-year is the distance that light travels in vacuum in one Julian year (365.25 days). Because it includes the word "year", the term light-year is sometimes misinterpreted as a unit of time. The light-year is most often used when expressing distances to stars and other distances on a galactic scale, especially in nonspecialist and popular science publications. The unit most commonly used in professional astrometry is the parsec
2 Autumns, 3 Winters of complicity with the viewer. Maintaining a bemused, sometimes comic distance, Betbeder traces how happenstance crystallizes into biography as his characters traverse the titular seasons, with results that will delight some and alienate others." Mike Russell of "The Oregonian" gave it a 'B' grade saying "[a] fair amount of traumatic stuff happens in "2 Autumns, 3 Winters" [... b]ut writer/director Sébastien Betbeder's French seriocomic romance still feels light (or emotionally distant, depending), thanks to the film's fusillade of stylistic tics." 2 Autumns, 3 Winters 2 Autumns, 3 Winters () is a 2013 French film written and directed by Sébastien Betbeder.