Parsec Parsec The parsec (symbol: pc) is a unit of length used to measure large distances to astronomical objects outside the Solar System. A parsec is defined as the distance at which one astronomical unit subtends an angle of one arcsecond, which corresponds to astronomical units. One parsec is equal to about 3.26 light-years (30 trillion km or 19 trillion miles) in length. The nearest star, Proxima Centauri, is about from the Sun. Most of the stars visible to the unaided eye in the night sky are within 500 parsecs of the Sun. The parsec unit was probably first suggested in
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.