If there was a contest for the most interesting moon in our solar system, Callisto would be a contender. Jupiter's ...

The ringed gas giant Saturn has officially replaced Jupiter as the planet in our solar system with the most moons. The ...

Using data collected by NASA's Juno spacecraft as it flew past Jupiter's highly volcanic moon Io in late 2023 and again in ...

A huge haul of 128 newfound satellites might be a hint of past collisions in the planet’s orbit, or something else.

Viewers across North America will get to enjoy a full Blood Worm Moon during a total lunar eclipse on March 13 into March 14.

The smashups are thought to have occurred at least 100 million years ago, but the moons they created are new to astronomers.

Astronomers have discovered a panoply of new moons orbiting Saturn, bringing the ringed gas giant's total up to 274 moons—far ...

Americans will have to stay up late or get up really early this week to see the latest celestial event – a total lunar eclipse. The Sun, Earth, and Blood Moon will align on Thursday night and Friday ...

The sheer number of objects suggests scientists will soon have to grapple with what counts as a moon versus what’s just a ...

A total lunar eclipse will turn the full moon red on Thursday evening and Friday morning across the Western Hemisphere, depending on where you live.

You thought Saturn's 146 moons were impressive? Think again. The ringed planet's moon count has nearly doubled with the official recognition of 128 new Saturnian moons, bringing its total to an ...

If there was a contest for the most interesting moon in our solar system, Callisto would be a contender. Jupiter's second-largest moon has more impact craters on its surface than any other ...