William Lassell discovered the moons Ariel and Umbriel orbiting Uranus in 1851.
William Lassell in 1851
Ariel was discovered in 1951 & Same with Umbriel
Ariel and Umbriel were discovered by William Lassell in October 1851.
The five larger moons of Uranus—Miranda, Ariel, Umbriel, Titania, and Oberon—were discovered by the British astronomer William Herschel in the late 18th century. Herschel initially discovered Titania and Oberon in 1787, followed by the discovery of Umbriel and Ariel in 1851 by the astronomer William Lassell. Miranda was later discovered in 1948 by the American astronomer Gerard Kuiper.
you
1851 by William Lassell (Ariel and Umbriel) and in 1948 by Gerard Kuiper (Miranda)Titania and Oberon were discovered in 1787by William Herschel.
William Lassel in 1851
Miranda, Ariel, Umbriel, Titania and Oberon.
He named Titania, Oberon, Ariel, and Umbriel.
William Lassel discovered them in 1851.
Uranus has 27 known natural satellites, the largest of the satellites is Titania. The names for the satellites of Uranus are chosen from characters from the works of Shakespeare and Alexander Pope. The five main satellites are Miranda, Ariel, Umbriel, Titania and Oberon.
Ariel and Umbriel are two of the moons of Uranus. They were discovered around the same time in 1851 by William Lassell.