New research suggests there may be a narrow window of possibility for life to persist on the icy moons of the outer solar system.

ESA's Mars Express orbiter captured footage of the Mars' moon Deimos pass in front of Ganymede, Europa, Jupiter, Io and ...

Recent flybys of the fiery world refute a leading theory of its inner structure—and reveal how little is understood about ...

Europa: A little moon with a chance of life At last count, Jupiter has 95 moons, but the four main ones — Ganymede, Callisto, Io and Europa — were discovered in 1610 by famed Italian ...

A NASA spacecraft has set sail for Jupiter and its moon Europa, one of the best bets for finding life beyond Earth. Europa Clipper will peer beneath the moon's icy crust where an ocean is thought ...

Scientists think there is an ocean within Jupiter's moon Europa. NASA-JPL astrobiologist Kevin Hand explains why scientists ...

The planet Jupiter has no solid ground – no surface, like the grass or dirt you tread here on Earth. There’s nothing to walk on, and no place to land a spaceship. But how can that be? If Jupiter doesn ...

Europa is simply full of surprises. We're talking about the second moon of Jupiter, just a little smaller than our own moon. It sits just over three quarters of a billion kilometers from the sun.

What landing sites on Jupiter’s moon, Europa, would be the most ideal for searching for life on the small moon? This is what a recent study published | Space ...