Supernova (Korean: 슈퍼노바; stylized as SUPERNOVA) is a South Korean boy band formed under Mnet Media in 2006. Their most well-known lineup featured Jung Yunhak, Kim Sungje, Kim Kwangsoo, Yoon Sungmo, Song Jihyuk and Park Geonil. The six members specialized in the areas of singing, dance, acting, rap and pop. Supernova officially debuted on September 21, 2007, with their lead single "Hit" from debut album The Beautiful Stardust.
From 2007 to 2018 they were known in Korean as Choshinsung (Korean: 초신성; RR: Chosinseong; MR: Ch'osinsŏng) and in Japanese as Choshinsei (超新星, Chōshinsei); starting in 2018 they are now known everywhere by the English name, written in all caps Latin script.