A new study suggests molten rock layers within massive exoplanets create powerful magnetic fields that can protect potential ...

Earths, vast underground oceans of molten rock may be quietly doing the work of life’s first line of defense: generating ...

Mars’ interior is harboring a huge secret. New analyses of seismic data from NASA’s InSight lander reveal that concealed beneath the Red Planet’s surface is a vast radioactive ocean of magma reaching ...

Deep beneath the surface of distant exoplanets known as super-Earths, oceans of molten rock may be doing something ...

Deep beneath your feet, far beyond where any drill can reach, something strange is hiding. Two continent-sized blobs of rock sit just above Earth’s core, hot, dense and stubbornly different from ...

An illustration of Earth as it existed during part of its formation billions of years ago, when an ocean of magma covered the surface of the planet and stretched thousands of miles deep into the core.