AdvertisementNASA Probe Sends Pictures Of An Object 4 Billion Miles From The SunJanuary 01, 2019Ian StewartfacebookEmailLeft: the best current image of the minor planet known as Ultima Thule. Right: an illustration of one possible appearance of the distant object. Its rotation is shown in red. (NASA/JHUAPL/SwRI; sketch courtesy of James Tuttle Keane)