We’re locked and loaded to experience a lovely little preview of its hijinks courtesy of the retrograde pre-shadow, or ...

On October 20, Mercury, our planet of communication, and Mars, our planet of war, are tag-teaming in Scorpio — sign of sex, ...

A layer of diamonds up to 18 kilometers (11 miles) thick could be tucked below the surface of Mercury, the solar system's smallest planet and the closest to the sun, according to new research. The ...

Here are seven mistakes you may want to avoid during this transit so you can flow through it with clarity, depth, and ...

How do you explore the interior of a planet without ever touching down on it? Start by watching the way the planet spins, then measure how your spacecraft orbits it — very, very carefully. This is ...

The 6%-lit waxing crescent moon will be visible roughly 5 degrees above the horizon as the sun sets on Oct. 23, with Mercury ...