Although William Herschel, the discoverer of Titania and Oberon, claimed at the end of the 18th century that he had observed four additional moons of Uranus, his observations were not confirmed and those four objects are now thought to be spurious.
Débese citar que William Herschel, descubridor de Titania e Oberón, reclamou o descubrimento de catro satélites máis a finais do século XVIII, as súas observacións non foron confirmadas e eses catro obxectos actualmente pensase que eran falsos.