The molten exoplanet, larger than sub-Neptune, could be a new class of planet.

Add Yahoo as a preferred source to see more of our stories on Google. Far beneath your feet, two giant “blobs” of dense rock hover above Earth’s core. (CREDIT: Edward Garnero/Mingming Li/Arizona State ...

Add Yahoo as a preferred source to see more of our stories on Google. When you buy through links on our articles, Future and its syndication partners may earn a commission. New model suggests an ocean ...

A molten planet is a planetary object; a surface or deep interior of which is mostly or wholly in a liquid-rock (magma) form as opposed to solid rock. This situation may happen in two distinct forms, ...

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 ...