Satbyul (샛별; formerly known as Saetbyeol) is a South Korean singer and rapper currently under ALLART Entertainment. She is a member of the girl group PIXY and a former member of GsA.
Originally using the stage name Saetbyeol, she debuted as a member of GsA on May 25, 2017 with the group's first digital single "Dreamgirls".
In October, she became a contestant on the survival show MIXNINE. She was eliminated in episode 7 after ranking 161st place.
On April 23, 2020, it was announced that she had left GsA following the termination of her contract due to the COVID-19 pandemic.
On July 3, 2020, she revealed via Instagram that she became a member of PIXY. The group is set to debut on February 24, 2021 with the digital single "Wings".