ThisMonth 20 Years Ago: Cassini’s Close Encounter with Enceladus On 14 July 2005, the NASA/ESA/ASI Cassini-Huygens spacecraft swooped past the south pole of Enceladus, capturing increasingly detailed views of Saturn’s mysterious ice-covered moon. That flyby revealed geysers, subsurface heat, and hinted at the possibility of an underground ocean — changing how we view icy moons forever. NASA | ESA | ASI | SSI | JPL