You may not see Neptune with the naked eye, but it’s hiding some of the most extreme weather in the solar system. With 1,000+ mph winds and Earth-sized storms, this distant ice giant challenges ...

Learn how a new discovery of a giant planet can help scientists refine their theories of how planets form.

Artist's impression of Planet Nine – a suspected “wide-orbit” planet – with the Sun in the distance; Neptune's orbit is shown ...

Researchers now appreciate that gas planets are more complex than first thought. New findings have implications for our ...

Astronomers spotted exoplanet AT2021ueyL b, a gas giant 3,262 light-years away, using microlensing. It orbits in the galactic ...