Solar (singer)

Quick Facts: Who was Solar (singer)?

Subject:

Solar (singer)

Known for:

South Korean singer, songwriter, and actress known for leading Mamamoo.

Born:

1991-02-21

Century / Era:

1991s Historical Era Archive

Verified Source:

2Day Chrono-Wiki & Primary Historical Archives

Origins & Early Life

Kim Yong-sun (Korean: 김용선, born February 21, 1991), known professionally as Solar (솔라), is a South Korean singer, songwriter, and actress signed under RBW. She is the leader and main vocalist of girl group Mamamoo and its sub-unit Mamamoo+. She made her solo debut with the single "Spit It Out" on April 23, 2020. She released her first extended play 容: Face with its lead single "Honey" on March 16, 2022. Solar ventured into musical acting through the musical Mata Hari for its 2022 production.

Pivotal Works & Achievements

Solar will make her film debut with a role as Mi-yeon in horror film The Cursed. Solar also made her debut in Taiwan with a Chinese single "Floating Free" on June 11, 2025. Kim Yong-sun was born in Gangseo District, Seoul, South Korea, on February 21, 1991, where she lived with her parents and elder sister. She went to Hanyang Women's University with a major in tourism. Solar debuted as a member and vocalist of Mamamoo on June 18, 2014, along with Moonbyul, Wheein, and Hwasa.

Enduring Legacy & Impact

She made a cameo appearance in the 2015 romance web drama Imaginary Cat as Jung Soo-In. On August 30, 2015, she participated in the television singing show King of Mask Singer. On October 2, she released her first soundtrack "Star" with Kim Min-jae for the tvN drama Second 20s. On October 16, she released the first part of the Solar Emotion project with the song "Lived Like a Fool". On December 11, she released the second part of the musical project with the song "Only Longing Grows".

Chronological Milestones & Life Events

1. 1991 (1991-02-21): Birth of Solar (singer) — South Korean singer, songwriter, and actress known for leading Mamamoo.
2. 2014: 2014 Milestone — Solar debuted as a member and vocalist of Mamamoo on June 18, 2014, along with Moonbyul, Wheein, and Hwasa.
3. 2015: 2015 Milestone — She made a cameo appearance in the 2015 romance web drama Imaginary Cat as Jung Soo-In.
4. 2020: 2020 Milestone — She made her solo debut with the single "Spit It Out" on April 23, 2020.
5. 2022: 2022 Milestone — She released her first extended play 容: Face with its lead single "Honey" on March 16, 2022.
6. 2025: 2025 Milestone — Solar also made her debut in Taiwan with a Chinese single "Floating Free" on June 11, 2025.

Historical Fact-Check Quiz: Solar (singer)

True or False: “Solar's first solo single was released in 2019.”

Answer (FALSE ❌): Her official solo debut single, "Spit It Out," was actually released on April 23, 2020.

Contemporary Figures & Related Historical Timelines

• Abby Stein — Contemporary (Born in 1991) (1991): Israeli-American author, rabbi, and activist who speaks on faith and gender identity.
• Abhay Jodhpurkar — Contemporary (Born in 1991) (1991): Indian singer known for songs in multiple South Indian languages and Bollywood hits.
• Ah Young — Contemporary (Born in 1991) (1991): South Korean singer and actress known for her time in the girl group Dal Shabet.
• Abhijit Banerjee — Shared historical date (02-21 · Born) (1961): Pioneering economist known for using scientific evidence to combat global poverty.
• Ahmad ibn Ibrahim al-Ghazi — Shared historical date (02-21 · Died) (1543): Imam and General of the Adal Sultanate, known for conquering Abyssinia.
• Ahn Eun-jin — Historical peer (Born in 1991) (1991): South Korean actress known for roles in Hospital Playlist, The Good Bad Mother, and My Dearest.
• Ahn Woo-yeon — Historical peer (Born in 1991) (1991): South Korean actor known by the stage name Ahn Woo-yeon.
• Alan Parker — Historical peer (Died in 2020) (2020): Acclaimed English filmmaker known for genre versatility and numerous BAFTA and Golden Globe wins.
• Albert Uderzo — Historical peer (Died in 2020) (2020): Pioneering French comic artist, co-creator of the iconic Astérix series.
• Aaron Carter — Historical peer (Died in 2022) (2022): American singer and rapper known for teen pop stardom and enduring musical career.
• 1991 Historical Timeline & Archive — Explore world events and figures from 1991
• February 21 (02-21) On This Day — Historical birthdays and events on February 21

Frequently Asked Questions about Solar (singer)