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
Miles Davis, Volume 3 of "Miles Davis Volume 2" (BLP 1502), alongside tracks from Davis' first two Blue Note sessions. In the CD era all six tracks would be reassigned to the CD version of "Miles Davis Volume 1". Miles Davis, Volume 3 Miles Davis, Vol. 3 (BLP 5040) is a 1954 10 inch LP album by Miles Davis. It consists of the third and last of three sessions recorded for Blue Note Records. Several years later, Davis would once again record at Blue Note, but as a sideman on Cannonball Adderley's "Somethin' Else" (BLP 1595). The six tracks were recorded at Rudy Van