How far it is from the sun: 886 million miles (1.4 billion kilometers), on average How big it is: 72,400 miles (116,500 km) across, or almost 10 times the size of Earth. How many moons it has: At ...

Astronomers have spotted a lonely world roughly the size and mass of Saturn, drifting through the Milky Way without a star to orbit. The discovery turns a once theoretical curiosity into a concrete ...

Eyes to the sky for a lineup of planets in the predawn sky, September's Corn Moon, and Saturn at its closest and brightest since 2010. Sep 16 — Waning Crescent Moon near Jupiter (eastern sky, predawn) ...

A ringless Saturn? That's what it will look like, at least to us on Earth.

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. A rare six-planet parade will stretch across the sky before ...

We have discovered more than 5,000 planets around other star systems. Among the veritable cosmic menagerie of exoplanets, it seems there is a real shortage of Neptune-sized planets close to their star ...