Considering that Saturn is already 4.5 billion years old, if the rings are as old as Saturn, after all this time, those ...

Saturn's rings are unimaginably vast. They extend outwards from Saturn's surface for hundreds of thousands of kilometers; to ...

The findings suggest Earth’s geological story was partly written in the stars – specifically, in the spiral arms of our home ...

Late-stage planetary collisions reshaped Earth and its neighboring planets, delivering water, altering their atmospheres, and ...

Sooner or later, a sizable asteroid could impact a populated area on Earth. How is the US, and the world, preparing?

Pfalzner's models show that interstellar objects — bodies ejected from other star systems — could be captured by these planet-forming disks. These objects could "seed" the disks, sweeping past the ...