The current most widely accepted explanation of the details of this hypothesis is known as the Nice model, which explores the effect of a migrating Neptune and the other giant planets on the structure of the Kuiper belt.
Trenutačno najšire prihvaćeno objašnjenje detalja ove hipoteze poznato je kao Nice model koje otkriva utjecaje migrirajućeg Neptuna te drugih plinovitih divova na strukturu Kuiperovog pojasa.