Right until its final moments, the spacecraft continued to send insightful images of 'The Ringed Planet.' The mission's ...

On September 18, 1968, the Soviet Union’s Zond 5 spacecraft managed to circle the Moon. The achievement beat NASA’s iconic Apollo 8 mission by a matter of months. So why dont ...

What processes during the formation of Pluto's largest moon, Charon, potentially led to it having cryovolcanism, and even an ...

There will be several chances to see the shadow of Saturn's largest moon, Titan, pass across the ringed planet's Earth-facing ...

Analysis indicates that fermentation is possibly being conducted by microorganisms in Saturn's moon Titan's oceans.

The cause of this acceleration is not explained," Leonid Zotov, expert on Earth rotation, explained. "Ocean and atmospheric models don’t explain this huge acceleration." ...

Jupiter will be too close to the sun to see Tuesday, but it will move farther out in the dawn sky and on Aug. 12 will have a ...

What do the clouds on Jupiter, dust storms on Mars and rainstorms on Titan all have in common? They look like they belong on ...

Over the last few years, the term “Goldilocks Zone” has become widely used to describe the range of distances from a star ...

NASA's discoveries reveal water's prevalence beyond Earth, from subsurface oceans on moons to vapor in exoplanet atmospheres.

Recent flybys of the fiery world refute a leading theory of its inner structure—and reveal how little is understood about ...

Stargazers can look for the moon rising low in the east after sunset on June 10, according to EarthSky.org. It will reach its highest point in the sky after midnight on June 11, and it’ll lie low in ...