There have been proposed hypotheses as to how the Moon could have developed a core dynamo. For instance, a 2022 analysis ...

Their findings confirm what was suspected for a long time: the early moon was once entirely engulfed in a molten “magma ocean ...

Deep below the Earth's crust, molten rock rises and falls, driving the movement of tectonic plates on our planet's surface — and for some time, researchers have debated whether the moon also has ...

And a new study may have finally revealed its origins: it appears to be caused by plumes of molten rock rising from deep beneath Africa at the edges of the sinking remnants of an ancient ocean bed.

He explained that the rings were formed by magma — molten rock with gas — bubbling ... comparisons to smoke rings, or a fleet of giant flying saucers floating gently into the blue sky.