What is the surface of Umbriel?
The surface of Umbriel is slightly blue in color, while fresh bright impact deposits (in Wunda crater, for instance) are even bluer. There may be an asymmetry between the leading and trailing hemispheres; the former appears to be redder than the latter.
What is unique about Umbriel moon?
Umbriel is the darkest of Uranus’ largest moons. It reflects only 16 percent of the light that strikes its surface, a feature similar to the highland areas of Earth’s Moon. Other Uranian moons are much brighter. The process by which Umbriel’s ancient cratered surface was darkened remains a mystery.
Why is Umbriel so dark?
Size, Mass and Orbit: It also means that though Umbriel is the third largest moon of Uranus, it is only the fourth largest in terms of mass. Furthermore, its dark appearance is believed to be the result of the interactions of surface water ice with energetic particles from Uranus’ magnetosphere.
How far away is Umbriel from Earth?
Umbriel
| name | mean distance from centre of Uranus (orbital radius; km) | orbital period (sidereal period; Earth days)* |
|---|---|---|
| Mab | 97,736 | 0.923 |
| Miranda | 129,900 | 1.413 |
| Ariel | 190,900 | 2.52 |
| Umbriel | 266,000 | 4.144 |
What does umbriel look like?
Umbriel is about the same size as Ariel and has nearly the same density. The most curious feature of Umbriel is a bright, ring-shaped area near to top of the moon. It has been called the “fluorescent cheerio” because of its round shape and bright color. This feature is believed to be floor of a crater.
Why is umbriel blue?
It’s surface is composed of equal amounts of water ice and rock, and is blue in color. For a listing of all moons, see Moons of the Planets.
Does Umbriel have craters?
Features of Umbriel The cratered surface of this moon is relatively featureless. This indicates that it has probably been geologically stable since its formation billions of years ago. Some of the craters are much brighter than the surrounding areas.
Who discovered Umbriel moon?
William LassellUmbriel / Discoverer
How long is a year on umbriel?
99Â hoursUmbriel / Orbital period
Is Umbriel geologically active?
Umbriel (a character in The Rape of the Lock by Pope) is the darkest moon of Uranus. It is also the least geologically active satellite with a heavily cratered surface indicating that it is old.
Where did umbriel go?
Sul managed to get away from Umbra, he wandered through the different realms of Oblivion trying to return to Tamriel. Since Umbra couldn’t leave Vile’s realm, Vuhon managed to wrap Umbriel, Umbra’s city, in a Oblivion bubble.
Does umbriel have craters?
Is umbriel geologically active?
What is umbriel made of?
As with all of Uranus’ moons, Umbriel is believed to be composed of about 50% water ice and 50% rocky material. This composition is very similar to Saturn’s moon, Rhea, but with a larger percentage of rock. Umbriel is about the same size as Ariel and has nearly the same density.
Is Umbra a Daedric artifact?
Trivia. Even though it can be kept as the reward of a Daedric quest, Umbra is not considered a Daedric artifact.
How was Umbra destroyed?
In a final battle beside the ingenium, Attrebus was forced to wield the Umbra Sword and plunged it into the machine. This separated Umbra from Vuhon, trapping Umbra in the sword and mortally wounding Vuhon. With the veil over Umbriel destroyed, Clavicus Vile could enter.
Who discovered umbriel?
Who created Umbra?
Umbra is a Two-Handed Sword created by Clavicus Vile with a special property – it’s one of the only weapons in Skyrim with three enchantments. The sword Umbra is a powerful unique weapon coveted by knights and battlemages alike across Skyrim.
Are there crossbows in Oblivion?
This mod adds a variety of fully functioning crossbows and bolts to Oblivion. They can be found throughout Cyrodiil and the Shivering Isles on NPCs, at vendors, and as loot. These crossbows essentially operate like regular bows, but have the advantage of being much more effective in the hands of a novice marksman.
How do I become less attractive in Oblivion?
You just need to lower your Personality to 20 or lower. As long as your Personality is at most 60 (or 100), you can do this by drinking cheap wine (one effect of which is to drain Personality 10 points for 2 minutes), available in any town or city.
What is the surface of the moon Umbriel like?
Study of limb profiles of Umbriel revealed a possible very large impact feature having the diameter of about 400 km and depth of approximately 5 km. Much like other moons of Uranus, the surface of Umbriel is cut by a system of canyons trending northeast–southwest.
What is the history of the moon Umbriel?
Umbriel is a moon of Uranus discovered on October 24, 1851, by William Lassell. It was discovered at the same time as Ariel and named after a character in Alexander Pope’s poem The Rape of the Lock. Umbriel consists mainly of ice with a substantial fraction of rock, and may be differentiated into a rocky core and an icy mantle.
Are there any close-up images of Umbriel?
So far the only close-up images of Umbriel have been from the Voyager 2 probe, which photographed the moon during its flyby of Uranus in January 1986. Since the closest distance between Voyager 2 and Umbriel was 325,000 km (202,000 mi), the best images of this moon have a spatial resolution of about 5.2 km.
What is the name of the crater on the moon Umbriel?
Umbriel crater Skynd. ^ Sori, Michael M.; Bapst, Jonathan; Bramson, Ali M.; Byrne, Shane; Landis, Margaret E. (2017). “A Wunda-full world? Carbon dioxide ice deposits on Umbriel and other Uranian moons”.