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
No. 26 Squadron (Finland) 26 Fiat G.50s, 1 Fokker D.XXI, 19 Brewster Buffaloes, 2 Hawker Hurricane Is, 3 Fokker C.Xs, 8 Polikarpov I-153s, and 1 Blackburn Ripon IIF. No. 26 Squadron (Finland) No. 26 Squadron ( or "LLv.26", from 3 May 1942 "Le.Lv.26"), renamed No. 26 Fighter Squadron (Finnish: "Hävittäjälentolaivue 26" or "HLe.Lv.26" on 14 February 1944) was a fighter squadron of the Finnish Air Force during World War II. The squadron was part of Flying Regiment 2 during the Winter War and Flying Regiment 3 during the Continuation War. The unit was mainly equipped with Fiat G.50 fighters and obtained 52 aerial victories