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.

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 ...

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 ...

Jupiter's Callisto is the third-largest moon in the solar system, featuring deep craters that reveal fresh ice beneath, spreading bright ejecta debris across its rugged surface. Io, the innermost ...

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 95 known moons and many moonlets, which are believed to have been created as the CPD coalesced and broke apart. But how that process came about and evolved is still mostly a mystery.

Sampling the plumes of Jupiter's volcano moon, Io by Laurence Tognetti, Universe Today Image of plumes erupting from Io’s surface taken by NASA’s Galileo spacecraft in June 1997.

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 ...

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 ...

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 ...