Astro (Hangul: 아스트로) is a South Korean boy group formed by Fantagio in 2016.

The group is currently composed of four members: Park Jinwoo (JinJin), Kim Myungjun (MJ), Lee Dong Min (Cha-Eunwoo), and Yoon Sanha (Sanha).

.They debuted with the single “Hide & Seek” from their debut EP Spring Up, and were subsequently named by Billboard as one of the best new K-pop groups of 2016.

Rocky left the group and Fantagio Entertainment on February 28th, 2023 and Moonbin passed away on April 19th, 2023.