Mercury reaches its peak evening visibility this February, offering Northern Hemisphere observers a longer post-sunset viewing window, higher altitude and a crescent moon reference.

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

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 ...

The International Astronomical Union (IAU) has approved new names for features on Mercury and agreed on a new theme for fossae on the planet. These newly christened features were discovered from ...

Explore the visibility of Mercury, Venus, Jupiter and Saturn in February 2026. Discover observation dates, locations and details based on Space.com and NASA data.

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

For many years, scientists viewed Mercury as a world that no longer had an active geological history. The planet appears to ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A layer of diamonds ...

The International Astronomical Union (IAU) recently approved a proposal from the MESSENGER Science Team to confer names on 16 impact craters on Mercury. The newly named craters were imaged during the ...

(CNN) — 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.