When NASA's Messenger probe finally entered orbit around Mercury, it discovered a world that is still geologically active.

Volcanism has played a more extensive role in shaping the surface of Mercury than scientists had thought. This result comes from multispectral imaging data gathered in January 2008 by MESSENGER, the ...

Measurements from NASA's MESSENGER spacecraft mapped the topography of Mercury's northern hemisphere in great detail. Planetary scientists have discovered salty glaciers near the north pole of Mercury ...

Mercury is the innermost and smallest of the eight major planets in our Solar System, orbiting closest to the Sun. Though ...

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 single year is left in the long joruney of the two BepiColombo spacecraft as they try to reach planet Mercury for a truly ...

Mercury has gotten some new wrinkles in its old age. The innermost planet shows signs of relatively recent tectonic activity, a new study suggests. Tiny cliffs on the surface — just tens of meters ...

If you've never sighted this rocky little world for yourself, you'll never get a better opportunity than right now to see it.

Researchers suspect that two meteorites found in the Sahara Desert in 2023 may originally have come from Mercury, which would make them the first identified fragments of the solar system’s innermost ...

It's been known for some time that there are ice deposits on Mercury and the Moon, including frozen water found on the surface of the Moon last year. But now a new study suggests that there may be ...

TEMPE, Ariz. – Volcanism has played a more extensive role in shaping the surface of Mercury than scientists had thought. This result comes from multispectral imaging data gathered in January 2008 by ...