Uranus’s tiny moon Ariel may have had a subsurface ocean that made up around 55% of its total volume. By mapping craters, ...

Much of our understanding of Uranus comes from Voyager 2's flyby, which to date remains the only time a spacecraft has visited the planet. Voyager 2's data on the magnetosphere surrounding Uranus has ...

"Every component of that system has features that violate some of our ideas about how planets work." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

Uranus is the coldest planet in the solar system. NASA/JPL Uranus, the seventh planet from the Sun, orbits in the outer solar system, about two billion miles (3.2 billion kilometers) from Earth. It is ...