Uranus - Wikipedia
网页Uranus is the seventh planet from the Sun. It is a gaseous cyan-coloured ice giant. Most of the planet is made of water, ammonia, and methane in a supercritical phase of matter, which astronomy calls "ice" or volatiles.
Uranus - NASA Science
网页Uranus is the seventh planet from the Sun, and it's the third largest planet in our solar system – about four times wider than Earth. Uranus is a very cold and windy planet. It is surrounded by faint rings, and more than two dozen small moons as it rotates at a nearly 90-degree angle from the plane of its orbit.
In Depth | Uranus – NASA Solar System Exploration
网页The seventh planet from the Sun with the third largest diameter in our solar system, Uranus is very cold and windy. The ice giant is surrounded by 13 faint rings and 27 small moons as it rotates at a nearly 90-degree angle from the plane of its orbit. This unique tilt makes Uranus appear to spin sideways, orbiting the Sun like a rolling ball.
Uranus | Facts, Moons, & Rings | Britannica
网页2024年9月23日 · 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 …
Uranus Facts - Science@NASA
网页Uranus is the seventh planet from the Sun, and it has the third largest diameter of planets in our solar system. Uranus appears to spin sideways.
Planet Uranus facts and information - National Geographic
网页2017年1月17日 · Uranus, the seventh planet from the sun, may initially look like a bland, blue-green ball. But there's a lot to love about the icy giant, from its 13 rings to its 27 known moons to the fact that...
All About Uranus | NASA Space Place – NASA Science for Kids
网页2024年9月27日 · Uranus is the seventh planet from the Sun. That means Saturn and Neptune are Uranus’ neighboring planets. Quick History. Uranus was discovered in 1781 by William Herschel in Great Britain. Uranus has only been visited by Voyager 2. What does Uranus look like? This picture shows Uranus surrounded by its …
NASA’s Webb Scores Another Ringed World With New Image of …
网页2023年4月6日 · The seventh planet from the Sun, Uranus is unique: It rotates on its side, at roughly a 90-degree angle from the plane of its orbit. This causes extreme seasons since the planet’s poles experience many years of constant sunlight followed by an equal number of years of complete darkness.
Uranus: A guide to the coldest planet in the solar system | Space
网页2023年6月5日 · Uranus is the seventh planet from the sun and the third largest planet in the solar system. Although Uranus is visible to the naked eye, it was long mistaken as a star because of the planet's...
Uranus: Size, distance from the Sun, orbit | Astronomy.com
网页2023年10月20日 · The seventh planet from the Sun, Uranus orbits at about 1.8 billion miles (2.9 billion km), more than 19 times farther than Earth's orbit.