An icy moon of Saturn is hiding a gigantic ocean that could support life

After crunching nearly a decade's-worth of data, NASA scientists have resolved a long-standing mystery about Saturn's wobbly, icy moon, Enceladus: It has a giant ocean hiding beneath its icy crust, and it wraps around the entire world. This is big news for a few reasons. Back in 2008, just four years after NASA's Cassini spacecraft swung into orbit around Saturn, NASA said the spacecraft sampled a "surprising organic brew erupting in geyser-like fashion" from Enceladus. This discovery hinted tha...