Mercury has long been cast as the solar system’s burnt-out rock, a relic too small and too close to the Sun to hold many surprises. That caricature is now collapsing. New analysis of NASA’s MESSENGER ...

When NASA’s MESSENGER spacecraft orbited Mercury, it uncovered a planet far more complex than expected. Despite surface temperatures exceeding 430°C (800°F), scientists confirmed water ice trapped in ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Stargazers are in for a rare celestial treat this weekend as ...

Of the eight known planets in the Solar System, Mercury is the smallest and closest to our star, the Sun. Mercury has been known since the time of ancient Babylon, in the 14th century BC. Its name ...

Despite being relatively close to us, planet Mercury is one of the least studied places in this solar system. At first, our species ignored it because the conditions there, so close to the Sun, are ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

Mercury is the smallest planet in our solar system. Explore its size, extreme temperatures, core structure, and comparison with Pluto.

Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and Fundamental Forces from Imperial College London. Alfredo has a PhD in Astrophysics and a Master's in Quantum Fields and ...