| Full Name | Kim Yong-Sun |
| Stage Name | Solar |
| Native Name | 김용선 |
| Birthday | February 21, 1991 |
| Age | 34 years and 1 month old |
| Zodiac Sign | Pisces |
| Birthplace | Seoul, South Korea |
| Height | 5’3″ (160 cm) |
| Weight | 101.4 lbs (46 kg) |
| Blood Type | B |
| MBTI | INFJ-T |
| Education | Modern K Music Academy University |
| Languages | Korean, Japanese, English |
| Group | MAMAMOO MAMAMOO+ |
| Social Media | Instagram: [@solarkeem] YouTube: [@solarsido] |