Solar (MAMAMOO) Profile and Facts: Solar (솔라) is a Korean singer under RBW. She is a member of the girl group MAMAMOO. She debuted as a soloist on April 23, 2020 with the single album “Spit It Out“. Stage Name: Solar (솔라) Birth Name: Kim Yong-sun (김용선) Birthday: February 21, 1991 Zodiac Sign: Pisces Height: 163 cm (5’4″) [Official] / … Continue reading Solar (MAMAMOO) Profile