Japanese BepiColombo mission will begin its drawn-out Mercury arrival phase on Sept. 3, and you can watch the action live.

After traveling together as a conjoined spacecraft for eight years, the BepiColombo twin orbiters will finally be forced to ...

A new infrared method suggests Mercury’s surface contains only about 37% silicon dioxide, far below previous estimates.

Europe’s BepiColombo mission is approaching a decisive phase in its journey toward Mercury, where the spacecraft will begin a ...

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 ...

The European Space Agency's (ESA) BepiColombo mission to the planet Mercury faces its most critical manoeuvre yet, as a pair ...

Learn about the history of Mercury's volcanoes, which left behind volcanic rocks that contain much less silica than those on ...

Perhaps the more striking part is that this is not something that happened and stopped. Images taken during MESSENGER's final, lower-altitude orbits turned up small fault scarps far younger than the ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. When is Mercury retrograde? It starts today, and if you ...