English: This composite image of the primordial contact binary Kuiper Belt Object 2014 MU69 (official designation: (486958) Arrokoth, nickname: Ultima Thule - the bigger part is Ultima, the smaller one Thule) – featured on the cover of the May 17 issue of the journal Science – was compiled from data obtained by NASA's New Horizons spacecraft as it flew by the object on Jan. 1, 2019. The image combines enhanced color data (close to what the human eye would see) with detailed high-resolution panchromatic pictures.