Personal Details :
- Full Name: Kim Yong‑sun (김용선)
- Stage Name: Solar
- Date of Birth: February 21, 1991
- Place of Birth: Gangseo‑gu, Seoul, South Korea
- Zodiac Sign: Pisces
- Height: 160.5 cm (5′3″)
- Weight: ≈45 kg (99 lbs)
- Blood Type: B
- Education: Modern K Music Academy University; Hanyang Women’s University (International Tourism)
- Languages: Korean (native), basic English & Japanese
- Position: Leader & Main Vocalist of MAMAMOO; member of sub-unit MAMAMOO+
- Debut: June 18, 2014 with MAMAMOO under RBW
- Solo Debut: April 23, 2020 with single “Spit It Out”
- MBTI: INTJ / INFJ‑T (sources vary)
- Hobbies & Skills: Piano, swimming; enjoys variety games & vlogs
- Family: One older sister (Kim Yong‑hee)
Social Media Presence :
- Instagram: @solarkeem
- Instagram (official MAMAMOO page): Shared Solar content via @mamamoo_official
- Twitter (X): No verified personal account found
Career Overview :
- Solar debuted as the leader and main vocalist of MAMAMOO on June 18, 2014, under RBW Entertainment with the track “Mr. Ambiguous.”
- Known for her powerful vocals and energetic performances, she helped establish MAMAMOO as one of Korea’s top vocal girl groups.
- Solar is also a member of the sub-unit MAMAMOO+ with Moonbyul, launched in 2022 to explore different musical styles and concepts.
- She launched her solo career with the single “Spit It Out” in April 2020, which earned her first solo music show win on The Show.
- Solar frequently appears on Korean variety shows including We Got Married, I Live Alone, and Boss in the Mirror, showcasing her humorous and confident personality.
- In 2019, she opened her YouTube channel Solarsido, which quickly gained over 1 million subscribers for its music covers, vlogs, and challenges.
- Aside from singing, she has performed in musical theater, most notably in the 2022 production of Mata Hari, receiving praise for her acting and vocal delivery.
- In 2023, she renewed her contract with RBW alongside her MAMAMOO members, continuing both group and solo activities into 2025.
Personal Life & Interests :
- Solar was born as Kim Yong-sun in Seoul, South Korea, and has an older sister named Kim Yong-hee.
- She initially wanted to be a flight attendant but later pursued music after discovering her passion for singing in high school.
- Solar is known for her cheerful, energetic personality and her unique laugh, which fans often associate with her bright image.
- She is health-conscious and enjoys yoga, pilates, and stretching to stay in shape, often sharing wellness routines on her YouTube channel.
- Solar has a deep love for spicy food, especially Korean dishes like tteokbokki and ramen.
- She enjoys playing piano and practicing new languages, including English and Japanese.
- Her YouTube channel “Solarsido” gives fans a candid look into her daily life, hobbies, and sense of humor.
- Solar is known to be caring and protective toward her fellow MAMAMOO members and often takes on a nurturing role as leader.
Net Worth :
- Estimated Net Worth: Approximately $2–3 million USD (as of 2025)
- Main Income Sources: MAMAMOO group activities, solo music (including “Spit It Out”), musical theater, variety show appearances, brand endorsements, and revenue from her YouTube channel “Solarsido”
- YouTube Earnings: Monetized through her channel with over 1 million subscribers—contributing significantly to her income
- Live Performances: Revenue from concerts, fan meetings, and musical theater roles (e.g., *Mata Hari*)
- Commercial Work: Brand ambassadorships and collaboration campaigns add to her income stream
- Estimated Annual Income: Likely in the range of $200 K–$400 K, depending on group and solo engagements
- Assets: Presumably holds property in South Korea and invests earnings into her channel and artistic growth
Awards & Achievements :
- 2014: MAMAMOO debuted and quickly won multiple rookie awards including at Gaon Chart Music Awards and Golden Disc Awards.
- 2016: Won the Seoul Music Award for Bonsang as part of MAMAMOO.
- 2018: Received the Style Icon Asia Award for individual influence and fashion presence.
- 2020: As a solo artist, won first music show award on The Show with “Spit It Out.”
- 2022: Praised for her role in the musical Mata Hari, earning positive reviews from theater audiences and critics.
- 2023: MAMAMOO renewed contracts and continued chart success, securing music show wins and award nominations.
- Known for her exceptional live vocals, strong leadership, and engaging variety show presence.
Fun Facts :
- Solar’s real name, “Yong-sun,” means “dragon” and “kindness” in Korean.
- She originally wanted to become a flight attendant before pursuing music.
- She is the only member of MAMAMOO who had never formally trained in singing before debuting.
- Solar has a YouTube channel called Solarsido, which surpassed 1 million subscribers in less than a year.
- She is known for her quirky sense of humor and her famous “big laugh.”
- Solar has a fear of heights but faced it bravely on several reality and variety shows.
- She enjoys taking care of plants and often shares her love for nature on social media.
- Despite her glamorous on-stage image, she is known to be shy and introverted off-stage.
- Solar loves spicy food and once challenged herself to make and eat Korea’s spiciest noodles for YouTube content.


