For decades, Uranus and Neptune have been filed neatly into the “ice giant” drawer, shorthand for worlds built mostly from ...

The size of Uranus' rings is controlled by the planet's five major moons, which are able to eject significant amounts of dust out of the Uranian system, according to new simulations designed to figure ...

Far from the Sun, Uranus sits tipped on its side, carrying a magnetic system unlike any other planet’s. Its equator tilts ...

Each week, Life's Little Mysteries presents The Greatest Mysteries of the Cosmos, starting with our solar system. More than a billion and a half miles away from Earth looms a huge, cyan-colored world ...

A new paper suggests that Uranus might still contain evidence of the catastrophic impact that knocked it on to its side and shaped much of its evolutionary history. If it's accurate, there are some ...

Uranus is, in many ways, the outsider in the solar system. True, one could argue that Pluto faced a bit more adversity, what with being “demoted” to a dwarf planet and all, but consider all of the ...

One of the great mysteries of our Solar System is why Uranus is tilted on its side. Surely, if the solar system formed from the same rotating cloud of dust and gas, then all the bodies within it ...

The moons revolving around Uranus and Neptune may have been formed from large rings that used to surround the planets. According to a report published Thursday in the journal Science, such rings may ...

Most planets have poles roughly aligned with the sun's, which we have labeled north and south. Not Uranus. For whatever reason, the seventh planet from the sun has always rolled on its side, throwing ...