The two largest planets in the Solar System – Jupiter and Saturn – have a lot in common. They're made of very similar stuff, they spin at similar speeds, and radiate internal heat similarly. Heck, ...

Jupiter and Saturn may be similar in size and made of the same gases, but the weather at their poles tells a different story.

The two largest planets in the Solar System – Jupiter and Saturn – have a lot in common. They're made of very similar stuff, they spin at similar speeds, and radiate internal heat similarly. Heck, ...

Jupiter and Saturn host strikingly different polar storms, despite being similar giant planets, and scientists have long wondered why. New simulations suggest the answer may lie deep below the clouds.

LOS ANGELES - It began as a bright white dot in Saturn's northern hemisphere. Within days, the dot grew larger and stormier. Soon the tempest enveloped the ringed planet, triggering lightning flashes ...

How far it is from the sun: 886 million miles (1.4 billion kilometers), on average How big it is: 72,400 miles (116,500 km) across, or almost 10 times the size of Earth. How many moons it has: At ...

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 ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

A cross section of the upper atmosphere, or troposphere, of Jupiter, showing the depth of storms in a north-south swath that crosses the planet's equator, or equatorial zone (EZ). Blue and red ...