This moon that orbits Uranus in 18 hrs. was named for a Shakespeare character who can circle the Earth in 40 min.
... Uranus 
makes a complete orbit around the sun (a year in Uranian time) in about 84 Earth 
... Uranus' moons are named after characters from the works of William ... From 
this distance, it takes sunlight 2 hours and 40 minutes to travel from the sun to 
Uranus.