Jupiter and Mars are on display during May evenings. It's your last chance to grab a good view of Jupiter before it drops out ...

As twilight fades to night these May evenings, Mars stands out in the northern sky. It begins the month near the center of ...

What’s more, data from Juno’s Io flybys has revealed the subsurface temperature profile of Io, the innermost of the four ...

A group of swirling storms at Jupiter's north pole are bouncing off each other, like bumper cars at the fairground.

Recent flybys of the fiery world refute a leading theory of its inner structure — and reveal how little is understood about ...

Our sun is wobbling, and this has a huge impact upon the regularity of many of Earth's meteor showers, according to a new ...

The weather gets a little wild and weird on Jupiter. How wild? Spacecraft instruments have measured strong winds, tracked ...

NASA's Juno revealed mushballs on Jupiter, reshaping our understanding of deep, violent gas giant storm systems.

All planets circle this barycenter ... "But every few hundred years they swoop inside Jupiter's orbit and come under the Sun's influence." Close to the Sun, the comets shed particles called ...

The weather forecast for Jupiter calls for clouds with a chance of lightning and "mushballs"—a slushy mix of ammonia and ...

Observations of Jupiter show that ammonia is unevenly distributed in the upper atmosphere, against expectations of uniform mixing. Scientists found evidence for a complicated but apparently real ...