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

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

Astronomers have yet to find irrefutable proof for any natural satellites of exoplanets—so-called exomoons—but as ...

“Overall, our findings challenge the conventional classification of Uranus and Neptune as ’ice giants’ and underscore the ...

On some, whipping winds send a rain of glass flying sideways; others have a core of carbon compressed into diamond. Take a ...

ESA’s Mars orbiters have observed comet 3I/ATLAS, only the third interstellar comet ever discovered. The faint, distant ...

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

The James Webb Telescope has revealed fierce auroras, storms, and unchanging sand-like clouds on the rogue planet SIMP-0136.

The growth spurt hints that the free-floating object evolves like a star, providing clues about rogue planets’ mysterious origins.

NASA’s Juno probe, which revealed new details about Jupiter’s atmosphere and storms, may have stopped transmitting data after years of exploration.