Cosmic Girls (우주소녀)
Also known as WJSN, is a South Korean-Chinese girl group formed by Starship Entertainment and Yuehua Entertainment. The group debuted on February 25, 2016 with the extended play Would You Like ? and with twelve members: Seola, Xuanyi, Bona, Exy, Soobin, Luda, Dawon, Eunseo, Cheng Xiao, Meiqi, Yeoreum and Dayoung. In July 2016, Cosmic Girls added a thirteenth member, Yeonjung, to the group.