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
My Name Is Khan My Name Is Khan My Name Is Khan is a 2010 Indian drama film, directed by Karan Johar, produced by Hiroo Johar and Gauri Khan, and starring Shah Rukh Khan and Kajol in lead roles. The film was jointly produced by Dharma Productions and Red Chillies Entertainment and was distributed by FOX Star Entertainment, which had bought the rights for the film for a sum of , making it the most expensive Bollywood film of 2010. It is also the highest buyover for any Indian film, surpassing "Ghajini"'s record of . Before its release, the film generated a great deal