“The fact that more than half the planet had never been ... settled a 30-year debate over whether Mercury—with a molten iron core, like Earth—has volcanoes: It does, plenty of them.

Venus may be far more geologically alive than anyone expected. New research suggests its outer crust could be churning with ...

While volcanoes have brought profound changes to landscapes here on Earth, volcanic activity on other planets and moons has followed a different path. It's easy to imagine space volcanoes as even more ...

Venus — a hot planet pocked with tens of thousands of volcanoes — may be even more geologically ... to determine that convection likely does not happen in the mantle of Mercury because that planet is ...

The duo had previously used a similar approach to show that convection was unlikely within the mantle of Mercury ... In fact, volcanoes and other surface features on the planet clearly exhibit ...