Continent-size islands deep inside Earth's mantle could be more than a billion years old, a new study finds. Known as large low-seismic-velocity provinces (LLSVPs), these blobs are both hotter and ...

Loki Patera is 202 kilometres (126 mi) in diameter, covers 20,000 sq km (7,700 sq mi), and was the largest volcanic feature ...

Jupiter's volcanic moon Io doesn't appear to have a subsurface ocean of magma, resolving some issues about how Io's volcanoes erupt and raising broader questions about similar magma oceans within ...

Jupiter Io Europa Ganymede Beneath Europa's ocean lies a mantle of rock. In direct contact with the ocean, the rocky seafloor could provide the nutrients needed for life. Ice shell Liquid water ...

However, you might be surprised to know that Earth is not alone in having volcanoes – in fact, it’s beaten numerically by the ...

With a solid core, icy mantle, and rocky crust, Ceres demonstrates internal differentiation, a characteristic typically seen in planets, not asteroids. Ceres may hold more water than Earth ...