설아 (우주소녀), 태영 (CRAVITY) – STAY
Track 01 from Album '남과여 OST'
설아 (우주소녀) – Let’s Talk (Loneliness)
Track 02 from EP 'INSIDE OUT'
설아 (우주소녀) – Without U
Track 01 from EP 'INSIDE OUT'
설아 (우주소녀) – NO GIRL
Track 03 from EP 'INSIDE OUT'
설아 (우주소녀) – 구원자
Track 02 from Single "비긴어게인 오픈마이크 EPISODE. 41"
Release Date: 2023.08.05
설아 (우주소녀) – 곰인형
Track 01 from Single "곰인형"
Release Date: 2023.07.16
설아 (우주소녀) – 연인
Track 01 from Single "아무것도 하고 싶지 않아 OST Part 8"
Release Date: 2022.12.13
설아 (우주소녀) – 하루 끝
Track 01 from Single "하루 끝 (잘 하고 싶어 X 설아)"
Release Date: 2021.01.02
박경, 설아 (우주소녀) – 시소
Track 01 from Single "편의점 샛별이 OST Part.6"
Release Date: 2020.07.17
설아 (우주소녀), 유연정 (우주소녀) – 100 percent
Track 01 from Single "일진에게 반했을 때 OST Part.1"
Release Date: 2022.01.04
기현 (몬스타엑스), 설아 (우주소녀) – Love Virus
Track 01 from Single "김비서가 왜 그럴까 OST Part.1"
Release Date: 2018.06.14
설아 (우주소녀) – In the Violet Hour
Track 01 from Single "엘소드 OST : In the Violet Hour"
Release Date: 2021.11.10
설아 (우주소녀) – Happy Ending is Mine
Track 01 from Single "러브 인 블랙홀 OST Part.3"
Release Date: 2021.10.24
기현 (몬스타엑스), 설아 (우주소녀) – Love Virus
Track 01 from Album "김비서가 왜 그럴까 OST"
Release Date: 2018.07.19