The two largest planets in the Solar System – Jupiter and Saturn – have a lot in common. They're made of very similar stuff, ...

New calculations reported by Live Science indicate Jupiter was once much larger and is still contracting as it cools, offering constraints on early solar system conditions.

Jupiter reaches opposition on Jan. 10, when it will shine all night at its brightest as Earth moves between the giant planet ...

Unlike earlier studies, which often examined chemistry and atmospheric motion separately, the new simulations combined both.

Thick, swirling clouds cover Jupiter from pole to pole. They hold water like Earth’s clouds, but at far greater density. For ...

Spectacular clouds swirl across the surface of Jupiter. These clouds contain water, just like Earth's, but are much denser on ...

Astronomers used a method once theorized by Albert Einstein to find a mysterious and rare planet on the edge of our galaxy. The planet, AT2021uey b, is a Jupiter-sized gas giant located about 3,200 ...

Jupiter will make its closest approach to Earth in 59 years on Monday, according to NASA. The largest planet in our solar system, the gas giant will be at opposition, meaning Earth is directly between ...

The wolf moon is spectacular enough, but look east and you’ll see a celestial titan the size of a pinprick ...

Jupiter harbors more oxygen than the sun, a new study finds, giving astronomers a crucial clue about how our solar system's ...

We humans might grow larger as we move from early life to adulthood, but Jupiter has done the opposite. New research offers a snapshot of what the gas giant would have looked like at the beginning, ...

The Juno spacecraft now orbiting Jupiter has a suite of science instruments which will investigate the existence of a possible solid planetary core, map Jupiter’s intense magnetic field, measure the ...