Umbriel Dark Ancient Cratered Secrets Explained Mysteries
Umbriel is one of Uranus’s five major moons and stands out as the darkest, oldest-looking, and most heavily cratered of the group. Discovered in 1851 by British astronomer William Lassell, Umbriel was named after a shadowy gnome-like character from Alexander Pope’s poem The Rape of the Lock, a fitting inspiration for such a gloomy and […]