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 Star Is Born (1937 film) has also been identified as inspiration for the Norman Maine character and the dramatic suicide-by-drowning scene near the end of the film (Bowers drowned in November 1936). The film contains several inside jokes, including Gaynor's brief imitations of Greta Garbo, Katharine Hepburn, and Mae West; the "Crawford Smear", referring to Joan Crawford's lipstick; and the revelation that the glamorous Norman Maine's real last name is Hinkle. (Hinkle was the real last name of silent film star Agnes Ayres, and not far removed from Fredric March's real last name, Bickel.) This film also has many similarities to the earlier film "What