The planet's radius from pole to center has been revised to 66,842 km, and at the equator to 71,488 km. That makes it about 12 km smaller along the poles, and about 4 km smaller at the equator, than ...

NASA scientists are baffled by an unusual hexagon structure on Saturn, first spotted in the 1980s, that has been there ever ...

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

When a spacecraft slips behind Jupiter, something counterintuitive occurs: when we lose the signal the measurement is then the loss of signal. When Juno passes out of sight of the Earth, its radio ...

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, ...

Astronomers using the James Webb Space Telescope (JWST) have spotted a previously unseen structure in the atmosphere above Jupiter's famous Great Red Spot. When you purchase through links on our site, ...

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.