There are multiple artists with the name Loona.

1) LOONA, stylized as LOOΠΔ (Hangul: 이달의 소녀; lit. Girl of the Month) is a 12-member South Korean girl group under BlockBerry Creative, a subsidiary of Polaris Entertainment. The group has been garnering attention since September of 2016 and is considered one of the most ambitious and large-scale projects in the history of the K-Pop.

Each individual member released a single album up until the group’s official debut.