The smallest planet in our Solar System may be hiding a big secret. Curious bright streaks on Mercury's surface, doodled on ...

Learn about the bright streaks that may represent recent geological activity on Mercury, which has been considered a dead ...

Mercury has long been cast as the solar system’s burnout case, a small rocky world that cooled quickly and then froze in ...

Mercury has a very diverse surface, with some areas boasting young-looking terrain and others that are heavily cratered, but scientists couldn't explain why the planet's surface had such stark ...

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

From just 295 kilometers above Mercury's surface, ESA's BepiColombo transfer probe has captured stunning close-up images while on its final flyby of the tiny, sunbaked world. The photos represent a ...

Two new papers from members of the MESSENGER Science Team provide global-scale maps of Mercury’s surface chemistry that reveal previously unrecognized geochemical terranes large regions that have ...

A layer of diamonds up to 18 kilometers (11 miles) thick could be tucked below the surface of Mercury, the solar system's smallest planet and the closest to the sun, according to new research. The ...

A new study maps the infall of protons and electrons from the solar wind to geographical location on the surface of Mercury, giving scientists new insight into how interactions with the Sun alters the ...