Earth's Core Appears to Be Wrapped in an Unexpected, Ancient Structure

Jupiter's moons hide giant subsurface oceans – two upcoming missions are sending spacecraft to see if these moons could support life

Jupiter Icy Moons Explorer launch on April 13 — ESA’s new mission to begin 8-year trip toward Jupiter, Callisto, Europa, and Ganymede

Alabama researchers say sunken ocean floor surrounds Earth’s core and that’s good