Much closer to the horizon and a distinct reddish color, the planet Mercury isn’t on most people’s observing lists. In fact, a professional astronomer last year told me it was impossible to ...

Mercury has the shortest and fastest orbit around the Sun and experiences dramatic temperature changes as it rotates. It is a world of extremes. Explore facts about our solar system's fastest planet.

Mercury has made a rare transit, where the planet passes across the face of the Sun as seen from Earth. During the transit, Mercury appeared as a dark silhouetted disc against the bright surface ...

Enhance your intellect and communication with the blessings of Mercury. Embrace the color green, offer green items on ...

According to many followers of astrology, part of the reason could be the pesky planet Mercury. The basic belief is that when Mercury is in “retrograde”, things may not go as planned more ...

Mercury is the closest planet to the Sun and Mercury retrograde is an optical illusion which occurs three or four times a year, making the planet appear to move in the opposite direction than it ...

Using data from NASA's MESSENGER spacecraft, scientists have determined that a 10-mile-thick diamond mantle may lie beneath ...