Scientists have known for a while that Saturn's largest moon, Titan, has rivers and seas of liquid methane on its surface. But it's strangely lacking in deltas, a new study suggests.

A giant sequoia located in Sequoia National Park in California, the General Sherman is 52,500 feet in volume and is more than ...

That’s why NASA sent the Mars rover to Jezero Crater, which contains a well-preserved delta. And it’s why researchers are so ...

Titan may seem like a prime candidate for alien life with its organic-rich surface and deep subsurface ocean, but new ...

Our readers have questions about all of it. WSJ’s economic reporters—Gavin Bade, Chao Deng and Theo Francis—hosted a question-and-answer event on Monday, April 7, where they fielded hundreds ...

Miranda, the deformed and most undersized of Uranus' large moons, features a patchwork of ridges, valleys, and great cliffs. Scientists consider its mixed-up surface to be the product of intense ...

THE odds of a "city killer" asteroid that once threatened Earth instead smashing into the moon have just doubled. YR4 was feared to be on a deadly collision course with our planet, with the chance ...

With this research, according to William Balmer, an astronomer at Johns Hopkins University and leader of the research, "we want to understand our solar system by seeing how it is similar to or ...

Despite its uniquely rich inventory of organic molecules, the moon may be ... matter in the solar system," Affholder said. "When you look at asteroids, comets, the clouds of particles and gas from ...

These new discoveries cement Saturn’s place as the winner of the Solar System’s moon competition, with more confirmed moons than all of the other planets combined. But it hasn’t always been this way.