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.

In March and April 2025, internet users shared a striking image that they claimed showed "Steeple Mountain," a massive point ...

These pinpricks of light are actually Jupiter's four largest moons, now known as the Galilean moons: Io, Europa, Ganymede, and Callisto. Many of these celestial orbs are as remarkable as Jupiter ...

The goal is to reach Europa, the smallest of the planet's four Galilean moons ... For instance, last year, the European Space Agency's Jupiter Icy Moon Explorer (JUICE) — which will also ...

NASA's Europa Clipper mission has launched to study Jupiter's icy moon Europa, which may harbor a potentially habitable ocean ...

The Jupiter Icy Moons Explorer (Juice ... It will complete at least four orbits of the Sun during its journey. Gravity assistance is key: Jupiter is over 500 million miles from Earth.

Juno is scheduled for an upcoming flyby of Jupiter on May 7, during which it is set to carry out a close approach of the ...

Fluorescent caves deep below America show how alien life could exist on one of Jupiter's moons, say scientists. The chemistry in Wind Cave, South Dakota, means that, under an ultraviolet (UV ...

Io is an incredibly active and extreme place, with glistening lava lakes and volcanic eruptions shooting sulfur and magma to ...