Mercury is the closest planet to the sun and the smallest planet in our solar system.With a diameter of about 3,032 miles (4,880 kilometers), Mercury is less than half the size of Earth, which is ...

Mercury is a rather weird planet that constantly intrigues scientists. Learn more about the planet closest to the sun with these 10 interesting facts.

On Feb. 20, Mercury in Pisces will clash with Jupiter in Gemini, triggering everything from mixed signals and missed messages to an overwhelming feeling that something’s wrong. Here's what this ...

Our solar system's innermost planet is pretty weird. The dinky planet is approximately 3,030 miles (4,876 kilometers) in diameter, making it about as wide as the continental United States and only ...

Most meteorites that have reached Earth come from the asteroid belt between Mars and Jupiter. But we have 1,000 or so ...

On Feb. 20, Mercury in Pisces will square Jupiter in Gemini, creating a cosmic clash between two very different energies — ...

Mercury facts: First rock from the sun. Mercury orbits the Sun at an average distance of about 57.9 million kilometers (36 million miles). It's the innermost planet in our solar system, ...

On June 8, the messenger planet will slip into sentimental Cancer, highlighting themes surrounding your home, family and innermost feelings. Discover what this means for your zodiac sign, according to ...

Salt glaciers uncovered on Mercury, the second planet from the sun, could have implications for the habitability of this tiny planet and similar worlds beyond the solar system.

Mercury Spill Information and Response Guidance. Background Information. Mercury can be found in a variety of non-laboratory items such as fluorescent light bulbs, thermometers, older pressure gauges, ...