In Depth | Uranus – NASA Solar System Exploration
网页Uranus is the only planet whose equator is nearly at a right angle to its orbit, with a tilt of 97.77 degrees – possibly the result of a collision with an Earth-sized object long ago. This unique tilt causes the most extreme seasons in the solar system.
Planet Compare – NASA Solar System Exploration
网页2024年10月1日 · Planet Compare. NASA’s real-time science encyclopedia of deep space exploration. Our scientists and far-ranging robots explore the wild frontiers of our solar system.
10 Need-to-Know Things About Uranus - NASA Solar System …
网页Uranus orbits our Sun, a star, and is the seventh planet from the Sun at a distance of about 1.8 billion miles (2.9 billion kilometers).
Uranus - NASA Solar System Exploration
网页Distance from Sun. mikm. NASA’s real-time science encyclopedia of deep space exploration. Our scientists and far-ranging robots explore the wild frontiers of our solar system.
In Depth | Uranus Moons – NASA Solar System Exploration
网页All of Uranus's inner moons (those observed by Voyager 2) appear to be roughly half water ice and half rock. The composition of the moons outside the orbit of Oberon remains unknown, but they are likely captured asteroids.
In Depth | Neptune – NASA Solar System Exploration
网页Neptune took shape when the rest of the solar system formed about 4.5 billion years ago when gravity pulled swirling gas and dust in to become this ice giant. Like its neighbor Uranus, Neptune likely formed closer to the Sun and moved to the outer solar system about 4 billion years ago.
In Depth | Our Solar System – NASA Solar System Exploration
网页Our solar system consists of our star, the Sun, and everything bound to it by gravity – the planets Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune; dwarf planets such as Pluto; dozens of moons; and millions of asteroids, comets, and meteoroids.
Uranus 3D Model – NASA Solar System Exploration
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In Depth | Moons – NASA Solar System Exploration
网页In the outer solar system, the gas giants Jupiter and Saturn and the ice giants Uranus and Neptune have dozens of moons. As these planets grew in the early solar system, they were able to capture smaller objects with their large gravitational fields.
Uranus By the Numbers – NASA Solar System Exploration
网页2024年5月16日 · Uranus is the seventh planet from the Sun, and the third largest planet in our solar system. It appears to spin sideways.