Original: The names of all four satellites of Uranus then known were suggested by Herschel 's son John in 1852 , at the request of William Lassell , who had discovered the other two moons , Ariel and Umbriel , the year before .
Simplified: The names of Titania and the other four moons of Uranus then known were suggested by Herschel 's son John Herschel in 1852 at the request of William Lassell , who had found Ariel and Umbriel the year before .