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Saturn's Moons
TitanCassini-Huygens Saturn has 56 known moons, nine of which were announced in June 2006 and are known by the temporary designations S/2004 S19 and S/2006 S1 through S8. The five largest…Titan
Titan is remarkable because it is the only known moon in the solar system that has a substantial atmosphere—largely nitrogen with a minor amount of methane and a rich variety of other hydrocarbons.…Other Notable Saturnian Moons
The other four largest moons of Saturn are Tethys, Dione, Rhea, and Iapetus. Tethys is 650 mi (1,060 km) in diameter. Its surface is heavily cratered, and it has a huge, globe-girdling…Uranus
The Uranian Rings The Uranian Moons Uranus, the first planet discovered in modern times by Sir William Herschel in 1781, is the seventh planet from the Sun, twice as far out…The Uranian Rings
Voyager 2 also expanded the body of information pertaining to the rings and moons of Uranus. Voyager's cameras obtained the first images of 9 previously known narrow rings and discovered at…The Uranian Moons
Oberon and Titania Umbriel and Ariel Miranda Puck Caliban and Sycorax New Uranian Moons Discovered There are 27 known moons of Uranus. Ten of the moons range in size…Oberon and Titania
The two largest moons, Oberon, 942 mi (1,516 km) in diameter, and Titania, 982 mi (1,580 km) in diameter, are less than half the diameter of Earth's Moon. Titania, the reddest of Uranus's moons, may…Umbriel and Ariel
Umbriel and Ariel are roughly three-fourths the size of Oberon and Titania. Umbriel is the darkest of the large moons, with huge craters peppering its surface. Umbriel has a paucity of what…Miranda
The smallest of Uranus's large moons, Miranda, 293 mi (472 km) in diameter, has been described as “the most bizarre body in the solar system,” with the most geologically complex surface. Miranda's…Puck
Puck was the first new moon discovered by Voyager. It is 96 mi (154 km) in diameter and makes a trip around Uranus every 18 hours. Puck is shaped somewhat like a potato, with a huge impact crater…Trending
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