You’ve seen a model of the solar system, with all eight planets (R.I.P. Pluto) revolving around the sun in tidy orbits, but ...

How nutrients from Europa's icy shell reach its ocean has been unclear despite several theories.

Research into Jupiter’s moons shows Io and Europa did not evolve apart but formed with opposite compositions from the beginning.

According to the study, this process could be an effective way to transport surface material to the ocean beneath Europa.

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 giant planet Jupiter is back in our evening sky this week. Fresh from its opposition with the sun on Jan. 10, it now lies as close to the Earth as it ...

On Jan. 10, 2026, Jupiter reaches opposition, the moment when Earth passes directly between the planet and the sun. It puts the planet at its brightest and best in 2026.

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

Not all of the solar system’s building blocks formed simultaneously. Some of the first solid bodies, or planetesimals, formed in the first million years after the Sun was born. Others, including the ...

Jupiter and Saturn's different polar storms reveal clues about planet interiors: Saturn has harder bottom than Jupiter.

Jupiter reaches opposition, making it brighter and larger than at any other time this year. A rare transit of its moon Callisto adds to the event, visible with binoculars or a small telescope.

There’s no mistaking Jupiter in the sky these Pottsville winter evenings, rising in the southeast as evening twilight ends.