Photosphere but more tenuous corona. Other "surface features" on the photosphere are solar flares and sunspots. 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
Iselilja (given name) Iselilja (given name) Iselilja is a Norwegian feminine given name. In 2015, in Norway 17 people had the name as a first name and 15 people had it as a middle name, according to SSB's name statistics. "Iselilja" is mentioned in the medieval Norwegian ballad , a song that has been recorded and released by Alf Cranner on the album "Rosemalt Sound" (1967), by the folk-rock band on "" (1978), and by Norwegian folk music band Gåte on their studio album "Iselilja" (2004) and their live album "Liva" (2006). The name is, according to Norwegian historian Harald S. Næss in