Uranus and Neptune are the two furthest planets in the Solar System and have been visited only once by human spacecraft – by ...

We actually know very little about what's going on inside Uranus and Neptune, causing researchers to propose that these ...

There are a couple of ways that scientists can date planets, so which planets formed first in our solar system?

Researchers are studying eccentric warm Jupiters, giant exoplanets that follow odd, elongated orbits unlike anything in our solar system.

Uranus and Neptune have been called the “ice giants” for decades. But in new research, that nickname might be more a misnomer ...

The Sun's formation caused temperature differences in the surrounding disk of gas and dust. Inner, hotter regions formed rocky planets from less volatile elements. Outer, colder regions allowed ...

This striking view of Jupiter's Great Red Spot and turbulent southern hemisphere was captured by NASA's Juno spacecraft as it performed a close pass of the gas giant planet. Our solar system contains ...

One of the most notable properties of the giant planets in our solar system—Jupiter, Saturn, Uranus and Neptune—are the ...

A fresh look at past data reveals that exoplanets with masses similar to Jupiter formed much sooner than previously thought, according to new research. A fresh look at past data reveals that ...

From lava worlds to gas giants, NASA says the variety of these worlds is staggering—and that signs of a further 8,000 distant ...