The moon is one of four icy moons of Jupiter discovered by Galileo ... the magnetic field, and from these observations, will ...

He is head of the Harvard-hosted Galileo ... thing in my field of research at this moment in time is the spherules from the ...

Europa's frozen, fissured surface, seen here in a colorized mosaic image from the Galileo spacecraft, hides a liquid ocean that may hold all the ingredients needed for life. Three key ingredients ...