Mercury, the closest planet to the sun, is only slightly larger than Earth's moon and is pockmarked with craters. The planet is visible to the unaided eye and as such as has long been known to humans.

Mercury is the closest planet to the sun, and you would be forgiven for thinking it’s just a boring lump of rock. After all, there’s nothing interesting on it like aliens or places to drink. Still, ...

The planet Mercury seems like a place inhospitable to life, with surface temperatures reaching a blistering 800 degrees Fahrenheit due to its extremely close proximity to the Sun. But new research ...

Mercury, the first planet from the Sun - The Forgotten Planet. With the search for life beyond Earth primarily focusing on Mars and the rest of the solar system, it’s easy to forget about the small ...

Retrogrades work like full moons. Meaning, they bring what has been hidden into focus so we can finally deal with it. Here is ...

The planet closest to the Sun may be small in stature, but it’s full of surprises. National Corporate funding for NOVA is provided by Carlisle Companies. Major funding for NOVA is provided by the NOVA ...

Mercury will reach its highest point in the evening sky tonight (April 11), with the closest planet to the sun shining brightly. Mercury will climb to an altitude of 17 degrees over the western ...

Don't miss your lucky chance to see the stars -- or planets -- align. A five-planet alignment of Mercury, Jupiter, Venus, Uranus and Mars will be visible in the night sky on Tuesday, March 28. Bill ...