What methods can be used to identify subsurface oceans on the five largest moons of Uranus: Ariel, Umbriel, Titania and Oberon, and Miranda? This is what a recent study presented at the 56th Lunar ...

As for the two other moons, Ariel and Umbriel, it may be that Uranus’s magnetosphere does interact with them but not in a way that’s resulting in a bright and dark side. The recent discovery ...

The four biggest moons of Uranus — Titania, Oberon, Ariel and Umbriel — may harbor salty oceans beneath their frozen surfaces, a new study suggests.

New NASA research has discovered that four moons that orbit the far outer planet -- Ariel, Umbriel, Titania and Oberon -- may have "oceans that could be dozens of miles deep" perched "between ...

These are labeled Titania, Oberon, Umbriel, Miranda and Ariel. Also visible is Ariel's shadow, which is superimposed on Uranus. Faint, ghostly, Saturn-like rings encircle the blue ice giant.

The leading and trailing sides had almost the same brightness level on Ariel and Umbriel. On Tatania and Oberon, the outer moons, the leading sides were even darker and redder than the trailing sides.

THE URANIAN SATELLITES, ARIEL AND UMBRIEL.—The following positions of the two interior satellites of Uranus for the ensuing fortnight are derived from the data furnished by Mr. Marth in the ...