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.
Meskipun William Herschel yang menemukan Titania dan Oberon mengklaim pada akhir abad ke-18 bahwa ia telah mengamati empat satelit tambahan di Uranus, pengamatannya tidak dapat dipastikan dan empat objek tersebut kini diduga bohong.