Solar

Kim Yong-sun (Korean: 김용선; born February 21, 1991), known professionally as Solar (솔라), is a South Korean singer, songwriter, and actress signed to RBW. She is the leader of the girl group Mamamoo and its sub-unit Mamamoo+. She made her solo debut with the single "Spit It Out" in 2020 and subsequently released the extended plays 容: Face (2022) and Colours (2024). She made her musical theatre debut in Mata Hari in 2022 and later appeared in Notre-Dame de Paris. In 2025, she made her film debut in the horror film The Cursed and released her first Chinese-language single "Floating Free".