One of Jupiter’s biggest moons has the potential to harbour life in a subsurface sea. The nature of its core will provide ...

setting up 49 close flybys of the frigid moon Europa, an ice-covered world with an interior warmed by the relentless squeezing of Jupiter's gravity as it swings around the giant planet in a ...

and Saturn's moon Titan, may also have formed by similar processes. "We still need to understand several points though, such as how fluids migrate through Europa's rocky interior." He is now ...