The origin of Mercury, the closest planet to the sun, is mysterious in many ways. It has a metallic core, like Earth, but its core makes up a much larger fraction of its volume – 85% compared to 15% ...
CNN.COM - NASA released on Wednesday more of the first images of Mercury taken by a spacecraft orbiting the planet, including the first color closeups depicting it in all its pock-marked glory. The ...
The strange, tinkling song of Mercury's magnetic field sounding like a chime in the solar wind has been detected for the first time ever. Known as "whistler-mode chorus waves," these bizarre chirping ...