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Overview | Uranus – NASA Solar System Exploration

Uranus is known as the “sideways planet” because it rotates on its side. Uranus was discovered in 1781 by William Herschel. Uranus was the first planet found using a telescope. Uranus is an Ice Giant planet and nearly four times larger than Earth..

Uranus - Wikipedia

Uranus is the seventh planet from the Sun. Its name is a reference to the Greek god of the sky, Uranus, who, according to Greek mythology, was the grandfather of Zeus (Jupiter) and father of Cronus (Saturn). It has the third-largest planetary radius and fourth-largest planetary mass in the Solar System..

In Depth | Uranus – NASA Solar System Exploration

Uranus is one of two ice giants in the outer solar system (the other is Neptune). Most (80 percent or more) of the planet's mass is made up of a hot dense fluid of "icy" materials—water, methane and ammonia—above a small rocky core. Near the core, it heats up to 9,000 degrees Fahrenheit (4,982 degrees Celsius)..

Uranus | Facts, Moons, & Rings | Britannica

Uranus, seventh planet in distance from the Sun and the least massive of the solar system ’s four giant, or Jovian, planets, which also include Jupiter, Saturn, and Neptune. At its brightest, Uranus is just visible to the unaided eye as a blue-green point of light. It is designated by the symbol ♅..

Uranus Facts | Rotation, Rings, Atmosphere, Size, History ...

Uranus is the seventh planet discovered in the Solar System that also led to the discovery of the last planet, Neptune they are both referred to as ice giants. Officially recognized in 1781 after many observations in the past, it is the third-largest planet of the Solar System..