Its Juice satellite will leave Earth on Thursday to begin an eight-year journey to Jupiter, where it will study the gas giant's major moons. There's good evidence that these icy worlds - Callisto ...

Jupiter has four large moons – Io, Europa, Ganymede and Callisto – with diameters of more than 3000 kilometres. However, as of April 2023, we know it is also home to 91 additional small satellites.

If you're lucky enough to have clear skies tonight, you can catch a "mini planet parade" as Mars and Jupiter appear alongside a half-lit moon in the southwestern sky. All three bodies will be ...

The discovery has raised a lot of questions. How do you spot moons, and why hadn’t anybody seen these ones already? Doesn’t Jupiter have the most moons? What are they going to call all these ...

NASA's Europa Clipper is about to use Mars' gravitational pull to slingshot itself as it makes its way to Jupiter's fourth-largest moon later this week. The craft launched from the agency's ...

Fluorescent caves deep below America show how alien life could exist on one of Jupiter's moons, say scientists. Get any of our free email newsletters — news headlines, sports, arts ...

What can a sample return mission from Jupiter's volcanic moon, Io, teach scientists about planetary and satellite (moon) formation and evolution? This is what a recent study presented at the 56th ...

Or perhaps more likely, look at under a microscope. The latest candidate for hosting nearby life is Jupiter’s moon, Io. Let’s take a look at what makes Io special, and what we might hope to ...

Fluorescent caves deep below America show how alien life could exist on one of Jupiter's moons, say scientists ... less than a foot (30 centimeters) wide for hundreds of feet, sometimes losing ...