The cold and remote planets originally earned their label of "ice giants" to contrast their interiors from those of Jupiter ...

Hubble Space Telescope imagery Neptune has revealed that the planet's clouds are disappearing. Credit: NASA Goddard Space ...

The planet Neptune has a large dark spot "with an unexpected smaller bright spot adjacent to it," inveru observations using ...

Although they are technically gas giants, Uranus and Neptune are referred to as "ice giants" due to their composition.

A team of researchers from the University of Zurich and the NCCR PlanetS is challenging our understanding of the solar system ...

Neptune stations direct in Pisces on Dec. 10, and a decade's worth of dreams is brought to the forefront. Here's what the ...

Uranus and Neptune may not be the icy worlds we’ve long imagined. A new Swiss-led study uses innovative hybrid modeling to ...

Fresh simulations show there is a chance Uranus and Neptune might actually be rock-rich worlds wrapped in thinner icy layers.

You may feel inspired to breathe a sigh of relief because yet another retrograde is coming to a close. Neptune, the planet of ...

New models suggest Uranus and Neptune may hold far more rock than expected, raising questions about how these distant planets formed.

In astronomy, there is a concept called "degeneracy." It has nothing to do with delinquent people, but instead is used to ...

Researchers have uncovered evidence that Uranus and Neptune could be far rockier on the inside than anyone expected.