Stage name: Solar [91'liner]
Birth name: Kim Yongsun
Nationality: South Korean
Years active: 2020 - present
Entertainment: RBW– She has an older sister named Yong-hee.
– She considers herself Mamamoo's Mom.
– She originally wanted to be a Flight Attendant.
– She was discovered by her agency after singing for a free gift.
– She likes listening to Lil' Wayne.
– She was on We Got Married where she was paired with Eric Nam.
– She appeared on King of Masked Singer as Sunflower.
– Solar created the official fan song for MooMoos.
– Along with Moonbyul, they aren't good with roller coasters/high rides
– She wanted to be a tour guide in Korea for foreigners
– She used to share a room with Hwasa. (After Um Oh Ah Yeh era all of them moved out and now have their own places.)
– She is close to Red Velvet's Irene.
– Solar loves tteokbokki to the point that she can eat it in a whole week.
– She loves swimming.
– Solar is a very straightforward person, a stern leader, one look and all of her team will shut up.
– She is fan of BoA and Amy Winehouse.
– She wrote lyrics and composed some songs for MAMAMOO.
– She sang an OST with Kim Min-jae called "Star".
– She sang an OST with Moonbyul called "Like Yesterday".
– She is Mamamoo's scaredy-cat, due to her fear of ghosts.
– She collaborated with f(x)'s Luna and EXID's Hani for "Honey Bee", under Mystic Entertainment.
– Solar is ranked 36th on TC Candler "The 100 Most Beautiful Faces of 2018".
– Solar is ranked 24th on TC Candler "The 100 Most Beautiful Faces of 2019".