Titania

 
Pronunciation: /tɪˈtɑːnɪə, -ˈteɪnɪə/
Astronomy
  • the largest satellite of Uranus (diameter 1,600 km), the fourteenth closest to the planet and having an icy surface, discovered by W. Herschel in 1787.

Origin:

the name of the queen of the fairies in Shakespeare's A Midsummer Night's Dream