In 1951, in a paper in Astrophysics: A Topical Symposium, Gerard Kuiper speculated on a similar disc having formed early in the Solar System's evolution, but he did not think that such a belt still existed today.
1951., u članku za časopis Astrophysics, Gerard Kuiper je nagađao o sličnom diskom koji se formirao rano u evoluciji Sunčevog sustava; međutim, on nije vjerovao da takav pojas postoji i danas.