Over the last ten years, OPAL has observed Uranus' northern hemisphere, which has faced the inner solar system for the ...

Researchers have detected a giant tail of gas leaking from an exoplanet near Earth. The giant structure, which is up to ...

Encountering Neptune in 1989, NASA’s Voyager mission completed humankind’s first close-up exploration of the four giant outer ...

If you have a telescope, or access to one, now's the time to point it at Jupiter. The largest planet in our solar system ...

New observations show that newly formed planets close to a star help shepherd dust and gas to create more planets farther out ...

When studying the outer planets of our solar system, there's no solid ground. Literally. Jupiter, Saturn, Uranus, and Neptune ...

it has a sort of thin sulfur-based atmosphere, at least most of the time. This collapses every time Io passes through Jupiter ...

A pair of massive thunderstorms have been spotted swirling in Jupiter's "South Equatorial Belt" and are likely unleashing ...

NASA's Galileo spacecraft flew by Earth on its way to Jupiter. Galileo was the first spacecraft to study Jupiter and its ...

Jupiter will be at its brightest and most visible in the night sky on Saturday. It will be almost as bright as Venus, and ...

The Hubble Space Telescope has been imaging the outer planets of our solar system for a decade, learning about their strange ...

Scientists have finally found a world orbiting the star and confirmed it with multiple follow-up observations. They estimate ...