Mercury was once believed to be a dead and silent planet scorched by the Sun, but new discoveries revealed disturbing ...

Mercury, Venus, and Mars sit within the same general neighborhood as Earth, yet each has followed a radically different path. One kept a magnetic field against the odds. Another trapped so much heat ...

Watch this video to find out more about the Earth, planets in our Solar System and other planets far off in outer space. From up here on the International Space Station I get a great view of Earth.

A pair of Mercury probes got up close and personal with the solar system’s underdog planet, revealing its cratered surface in a newly released video of the otherworldly encounter. The European Space ...

Enjoy this new video of Mercury, while you treat your ears to an invigorating piece of baroque music. Earlier this month, Mercury took center stage in a recent video montage created from the snapshots ...

Turns out, it's as tough to drop inward into the inner solar system, as it is to head outward. The problem stems from losing momentum from a launch starting point on Earth. It can take missions ...

Mercury, the innermost planet of our Solar System, exhibits a uniquely dynamic magnetosphere that, despite its relatively weak intrinsic magnetic field, undergoes rapid and complex interactions with ...