Photosphere Photosphere The photosphere is a star's outer shell from which light is radiated. The term itself is derived from Ancient Greek roots, φῶς, φωτός/"phos, photos" meaning "light" and σφαῖρα/"sphaira" meaning "sphere", in reference to it being a spherical surface that is perceived to emit light. It extends into a star's surface until the plasma becomes opaque, equivalent to an optical depth of approximately 2/3, or equivalently, a depth from which 50% of light will escape without being scattered. In other words, a photosphere is the deepest region of a luminous object, usually a star, that is transparent to photons of
A Country Star Is Born Ain't the One," a duet with Jennings, however the single failed to chart the Billboard Country Chart upon its release to radio. The album consisted of eleven tracks, including cover versions of Patsy Cline's "He Called Me Baby," and Mickey Newbury's "Why You Been Gone So Long." It also included compositions written by Colter, which included the lead single. The album did not chart the Top Country Albums chart. The release was reviewed by Allmusic, and was given three out of five stars. Source: ArtistDirect, Allmusic Album – Billboard (North America), Singles – Billboard (United States) A Country Star Is