Speed of light they appeared 13 billion years ago, when the universe was less than a billion years old. The fact that more distant objects appear to be younger, due to the finite speed of light, allows astronomers to infer the evolution of stars, of galaxies, and of the universe itself. Astronomical distances are sometimes expressed in light-years, especially in popular science publications and media. A light-year is the distance light travels in one year, around 9461 billion kilometres, 5879 billion miles, or 0.3066 parsecs. In round figures, a light year is nearly 10 trillion kilometres or nearly 6 trillion miles. Proxima Centauri,
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.