The thin, outermost ring in the photo is composed of particles shepherded by the gravity of two moons orbiting around it.

When a planet's orbit brings it between Earth and a distant star, it's more than just a cosmic game of hide and seek. It's an ...

New Hubble Space Telescope imagery of the Saturn show it's 'ring spokes' in orbit around the gas giant planet. Credit: ...

This is the moment a huge chunk of ice broke off a glacier and plunged into the water on the Vallunaraju mountain in Peru on ...

NASA's Lucy spacecraft recently got an up-close look at a strange peanut-shaped space rock floating through the cosmos in the ...

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

Webb has two decades ahead of it, but it's already captured some stunning images. Here are 35 of our favorites.

Slushy hailstones of ammonia and water were part of a bizarre theory to explain the planet's poorly mixed atmosphere. These mushballs seem to be real, say UC Berkeley scientists.

Weather on Jupiter may have some surprising similarities to Earth phenomena, but some things it does defy easy explanation.

There is a large diversity in the chemical composition of astronomical objects such as planets, comets, circumstellar ...

A molecule detected on a planet 124 light-years away is produced on Earth by decaying phytoplankton and other microbes. There ...

The NASA boffins in white coats and thick-rimmed glasses have detected new signals that show the Oort cloud - the spooky shell of icy objects at the very edge of our solar system - might have ...