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Planet Uranus

Uranus is the seventh planet from the Sun and the third largest planet in the solar system. It is the only planet in the solar system that spins sideways. It was the first planet discovered using the telescope.

1,323 Questions

Who discovered Miranda and what year?

Miranda - the smallest of Uranus' five major moons - was discovered by Gerard Kuiper on 16th Feb 1948 at the McDonald Observatory.

What is the origin of the name for planet Uranus?

Uranus (father of the Titans)

The first planet discovered that was not known in ancient times, Uranus was named for the god of Heaven, Uranus, father of the Titans (Greek ouranos, "sky") and therefore grandfather of Zeus (Jupiter).

The planet was discovered and identified as a planet in 1781. It had been observed before, but mistaken for a star in 1690 when John Flamsteed catalogued it as 34 Tauri. The discoverer, Herschel, proposed calling it Georgium Sidus, "George's Star," in honour of his patron, King George III of England.

  • "I cannot but wish to take this opportunity of expressing my sense of gratitude, by giving the name of Georgium Sidus ... to a star which (with respect to us) first began to shine under His auspicious reign." [Sir William Herschel, 1783]

Therefore the planet was known in England in the 1780s as the Georgian Planet, but French astronomers began calling it Herschel. German astronomer Johann Bode proposed Uranus, in conformity with other planet names. However, the name didn't become common usage until around 1850.

How Uranus' axis of rotation differs from those of most other planets?

Rotation of UranusUranus's axis of rotation lies on its side with respect to the plane of the solar system, with an axial tilt of 97.77 degrees.

Why does Uranus have a weird name?

Uranus was named after the ancient Greek god of the sky. When it was discovered in 1781, astronomer William Herschel chose this name to follow the tradition of naming new planets after mythological deities.

Who made Uranus?

William Hershel named it Georgium Sidus (George's Star), or the "Georgian Planet" (after King George lll), in March 1781. This was not a popular name outside Great Britain and many other names were proposed and used.

The name Uranus was proposed by Johann Elert Bode, a German astronomer who had determined the orbit of the plant after Herschel demonstrated that it WAS a planet. Bode's suggestion became the most widely used, and became universal in 1850

Bode's rational was that, as Saturn was the father of Jupiter in ancient mythology, the new planet. which was further for the sun than Saturn should be named for the mythological father of Saturn, Uranus.

Why is Uranus so cold?

Uranus is so cold because it is very far from the Sun, receiving much less sunlight than planets closer to the Sun. Additionally, its atmosphere is composed mostly of hydrogen and helium, which do not retain heat well. The extreme tilt of Uranus also causes its poles to be colder as they receive less direct sunlight.

What color is the planet Uranus?

The colors of the 13 rings on Uranus is gray and the color of ice,( blue ). The reason why they came up to that color is that astronomers believed that their was a moon that broke apart because of the fact that the gravity on Uranus was strong, so part of the moon broke in a fourth of it and there came upon those pieces of rocks and later formed with hydrogen, ammonia, volatiles and other things. The rocks soon made a push away from the gravity of Uranus and ended up turning into rings which seemed iced, but around 1970, the astronomers saw the rings which was gray rocks formed into a solid ring.

Uranus' moon Miranda has a greater variety of?

Uranus' moon Miranda has a greater variety of surface features compared to its size, including cliffs, canyons, and strange, chaotic terrain. These diverse features suggest a complex geological history involving tectonic and volcanic processes that have reshaped the moon's surface over time.

What are special features of Uranus?

  1. One of the many odd facts about Uranus is that it is "laying on its side" as it faces the Sun. Earth faces the sun standing almost straight up, with the north and south poles at the top and bottom. Uranus, however, has its south pole is facing the Sun. Scientists don't know why the planet is like this, but it may be the result of a collision with some other body in space.
  2. Also, the planet rotates, or spins, from east to west which is the exact opposite of the way that Earth spins.

How many times bigger is Uranus than Earth?

Uranus is over 4 times bigger than Earth in diameter, in mass over 14 times bigger, and volume over 63 times bigger than Earth.

Data comes from NASA. See related links.

Mass of Earth is 5.97 x 10^24 kg.
Mass of Uranus is 86.8 x 10^24 kg.
Diameter of Earth is 12,756 kilometers.
Diameter of Uranus is 51,118 kilometers.

When were telescopes used to see and to photograph the planets Neptune Uranus and Pluto?

Saturn was the outermost planet known until William Herschel discovered Uranus in the late 18th Century, so unless you count this as ancient, it would be inaccurate to say that the ancients could 'see' the planets beyond Saturn.

Telescopes are first definitely attested in the early 17th Century. Photography in the modern sense (using a camera to record sharp images on a light-sensitive film, as opposed to more basic forms like the pinhole camera) didn't exist until the early 19th Century.

I'm guessing that your question arises from the (quite sensible) assumption that all of the planets were named by the ancients, but this is not the case. The 'trans-Saturnian' (if you'll pardon the term) planets were named after Greek and Roman deities by later astronomers.

Interestingly, Uranus and Pluto are named after Greek gods, rather than the Roman gods that give the other planets their names. I suppose that 'Caelus' and 'Dis Pater' didn't quite have the same ring to them.

Hope this helps.

What is Uranus's nickname?

Uranus is often referred to as the "ice giant" because of its composition and extremely cold temperatures in its outer atmosphere.

What will you see if you visited planet Uranus?

i think if we go to the uranus we can see all other planet, which are around the uranus. we can also see galaxies, nebula, black hole, telescope and some rocks which are flying all around the planets.

What is on Uranus surface?

Uranus is a gas giant (or "ice giant"). The general consensus is that they don't actually have surfaces per se; the gases making up their atmosphere likely merge imperceptibly with the liquid interior (there may, or may not, be a more solid "metal" core... to an astronomer, "metal" means "anything other than hydrogen or helium").

What is Uranus atmosphere like?

Uranus has a thick atmosphere composed mostly of hydrogen, helium, and methane gases. The upper atmosphere is made up of layers of clouds, while the lower atmosphere is mostly a mix of gases including hydrogen and helium. The atmosphere of Uranus also contains trace amounts of various hydrocarbons.

What does Uranus' name mean?

The planet is named for the primal Greek sky god Uranus (Ouranos), father of Cronus and grandfather of Zeus.

Why can't we live on Uranus?

Mercury is an airless world that can be as hot as 800 Fahrenheit degrees during the day and as cold as -280 degrees at night. There is nothing to protect the surface from intense solar radiation.

Uranus is an extremely cold with no solid surface that we could live on.

How often does Uranus spin on its axis?

Uranus spin is different from all the other planets. Instead of spinning like a top, it spins like a wheel. Its north and south poles stick out to the side. Scientists think Uranus spins this way because a long time ago a large object collided with Uranus and knocked it over.

What can you do on Uranus?

You would be killed if you were to try and land on Uranus. It is a giant, poisonous planet that is extremely cold, because it is so far from the Sun. The gravity is strong enough to crush any person or machine that tried to land on Uranus. The only thing a person can do in the vicinity of Uranus is to orbit the planet, or land on a nearby satellite or moon of Uranus. If you try to land the planet, you die and quickly.

If you weighed 100 pounds on Earth how much would you weigh on Uranus?

Your weight on Uranus would be slightly different from your weight on Earth due to differences in gravity. Uranus has a surface gravity that is about 91% of Earth's gravity, so if you weighed 100 pounds on Earth, you would weigh approximately 91 pounds on Uranus.

What are the rotation and revolution periods for Uranus?

The time of rotation (day) for Uranus is about 17 hours and 14 minutes. The time for one revolution around the Sun (Uranus year) is 30,799 Earth days or about 84.3 Earth years.
Uranus's revolution is 87 earth years

How long is it from earth to Uranus?

The distance from Earth to Uranus varies due to the elliptical nature of the planets' orbits. On average, Uranus is about 1.6 billion miles (2.6 billion kilometers) away from Earth. At its closest approach, the distance can be around 1.6 billion miles (2.57 billion kilometers), while at its farthest, it can be around 1.98 billion miles (3.2 billion kilometers) away.

What is Uranus's volume?

Diameter = 50,530 km

Mass = 8.68*1025 kilograms

Volume = 6.83*1011 km3

What galaxy is Uranus in?

Uranus is in our galaxy, the Milky Way. Everything you can see in the sky at night without a telescope, all the planets and stars are all in our galaxy.