| idol_id | 846 |
| Selca owner | wjsn_seola |
| Pop type | K-pop |
| Stage name (romanized) | Seola |
| Stage name (original) | 설아 |
| Real name (romanized) | Kim Hyeonjeong |
| Real name (original) | 김현정 (金炫廷) |
| Birth date | 1994-12-24 (age 29) ▲ ▼ |
| Chinese zodiac sign | 🐕 Dog |
| Western zodiac sign | ♑ Capricorn |
| Hometown | Seoul |
| Height | 164.6cm (5'5") ▲ ▼ |
| Weight | 45.0kg (99lb) ▲ ▼ |
| Blood type | A |
| MBTI | INFP |
| Debut date | 2016-02-25 (8 years and 8 months ago) ▲ ▼ |
| Country of origin | 
Korea, Republic of |
| Name | Company | Fandom | Debut date | Disbandment date | Current member | |
|---|---|---|---|---|---|---|
|
WJMK (우주미키) | Starship Entertainment, Fantagio | 2018-06-01 | 2019 | Group disbanded | |
|
Cosmic Girls (우주소녀 (宇宙少女)) | Starship Entertainment, Yuehua Entertainment | 2016-02-25 | Yes |
| Name | Debut date | |
|---|---|---|
|
WJSN The Black (우주소녀 더 블랙) | 2021-05-12 |