For centuries, the true nature of the Moon’s core remained an open question. Was it entirely molten, like the early Earth, or ...

A weak magnetic field likely attracted matter inward, contributing to the formation of the outer planetary bodies, from ...

Radioisotope thermoelectric generators do not rely on chemical reactions like the batteries in your phone. Instead, they rely on the radioactive decay of elements to produce heat and eventually ...

Scientists confirm the Moon has a solid iron core, like Earth’s, with a molten outer layer. This discovery reshapes our ...