Milestones is an original composition co-written by Kenny G (Kenneth Gorelick) and Sam Hirsh, not to be confused with the well-known Miles Davis standard of the same name. The tune first appeared on Kenny G's 2021 album New Standards, released on Concord Jazz. It is built around a distinctive push-pull rhythmic concept, with the written melody moving between contrasting tempos to create a mechanical back-and-forth dynamic that gives the piece its forward momentum. This shifting rhythmic interplay between the two co-writers forms the core structural identity of the composition, distinguishing it from the more static grooves typical of smooth jazz. The tune is part of Kenny G's deliberate effort on the New Standards album to craft original melodies inspired by the sophistication and romance of jazz ballads from the 1950s and 1960s, pairing his signature saxophone sound with more harmonically complex chord progressions than his earlier pop-oriented material. As a relatively recent album track, Milestones has not entered the broader jazz repertoire and remains primarily associated with its original recording. No notable cover versions or reinterpretations by other artists have been documented, and sheet music or lead sheet transcriptions do not appear to be widely available.