The curious minds at What If imagine the chaos if the Moon suddenly transformed into Jupiter, exploring how its immense size and gravity would upheave tides, climates, and life on Earth.

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.

NASA's Juno mission has detected the most powerful volcanic eruption ever on Jupiter's moon, Io, revealing an interconnected magma reservoir system beneath its surface.

The space rock is hurtling through our cosmic backyard at a zippy 26,200 miles per hour, according to the space agency.

An atmospheric study reveals unexpected findings about our largest neighboring planet and the structure of its deep atmosphere.

Despite its small size, Mars seems to have a huge impact on the orbital cycles that govern Earth’s climate, especially those ...

Jupiter's moon count reaches 95+ official satellites. Explore the history of the Jovian system, from Galileo to the latest NASA discoveries.

That would make it thousands of times more massive than any moon orbiting a solar system plane  — so massive it could make ...

Alright, I tink it’s time for a change-up. Let’s do a little spring cleaning, and redecorate our Solar System. Now, I know you’re a big fan of the Moon, but it’s so last season. Let’s get something ...

Astronomers suspect that a massive metallic cloud swirling in a nearby star system could be hiding a giant planet or dwarf ...

For many years, scientists believed that life in Utah’s Great Salt Lake was extremely limited. Its caustic, hyper-saline ...

“How thick the ice shell is and the existence of cracks or pores within the ice shell are part of the complex puzzle for understanding Europa’s potential habitability,” said Scott Bolton, principal ...