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 ...

Forget Pluto, a hidden Mickey Mouse lives on Mercury. A NASA spacecraft has captured a spectacular photo of Mercury craters arranged in a shape that looks just like Disney's iconic cartoon mouse. The ...

On, NASA marked a major milestone in America’s early space program with the first successful launch of a Mercury-Atlas rocket. [...] ...

NASA and the USGS created a topographic map of the closest planet to the sun. It's a view of Mercury that no one has ever seen before. They did it by using more than 100,000 pictures taken from NASA's ...

When Soviet cosmonaut Yuri Gagarin became the first human into space on April 12, 1961, the American space program rose to the occasion, and less than a month later, astronaut Alan Shepard became the ...