A joint Japanese-European mission to Mercury just made its sixth flyby of the planet, revealing stunning close-ups of the permanently shadowed craters at Mercury's north pole. When you purchase ...

The European and Japanese robotic explorer swooped as close as 183 miles (295 kilometers) above Mercury's night side before passing directly over the planet's north pole. The European Space Agency ...

Your navigation system just got a critical update, one that happens periodically because Earth’s magnetic north pole keeps moving. Here’s what to know.