Although Mercury was geologically active in its early days, today its surface appears almost completely static. This is why ...

Mercury doesn't give up its secrets easily. The smallest planet in our solar system is also one of the most extreme—a sun-scorched, metal-rich world with a puzzling magnetic field and lavas unlike ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. An illustration of magnetic fields surrounding Mercury the closest planet to the sun. | Credit: ...

Mercury – named after the Roman god Mercury, the messenger to the gods – is the smallest and closest to the Sun of the eight planets in the Solar System, with an orbital period of about 88 Earth days.

"It's really exciting to start seeing the link between the planet's surface and the plasma environment." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...