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 ...

Before crashing into Mercury's surface, the MESSENGER probe sent a glorious visual archive back to Earth. Here's what the probe taught us about Mercury before it died. Share on Facebook (opens in a ...

Despite being relatively nearby, very few space probes have visited the solar system's innermost planet. Any spacecraft aiming to study Mercury must accelerate to incredible speeds, and that can take ...

The MESSENGER mission provided the first complete orbital characterization of Mercury, surveying its entire surface, studying its core and atmosphere, and building upon the partial coverage achieved ...