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

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

A new study suggests that Uranus and Neptune may not be ice-rich planets after all. Researchers from the University of Zurich propose that these distant worlds could be dominated by rock, challenging ...

The ice giant classification is oversimplified, as Uranus and Neptune are still poorly understood,” meint Luca Morf des Universitats Zürich. Erörterung des schweizer Wissenschaftler sollte jedoch ...

Scorching planets that should be bone-dry may actually create their own water deep inside, forging oceans through molten rock ...

For decades, school posters and science museum displays have grouped Uranus and Neptune together as “ice giants,” a tidy ...

About 880 light-years from Earth, a hot mess of an exoplanet is slowly spilling its atmosphere into space, creating two ...

Earth has the perfect combination of a livable atmosphere and a protective magnetic field that prevents the Sun's harmful radiation and radioactive solar winds from damaging us, allowing us to live on ...

For the first time, scientists have continuously monitored a planet's escaping atmosphere over a complete orbit, revealing ...

Comet 3I/ATLAS will get closest to Earth on Dec. 19, and astronomers will be watching.

Astronomers using the Subaru Telescope in Hawaiʻi have discovered a massive planet and a brown dwarf orbiting distant stars.

The world's most expensive infrared spectrometer - the James Webb Space Telescope - is unearthing extraordinary exoplanet ...