"It's really exciting to start seeing the link between the planet's surface and the plasma environment." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it ...

A new study maps the infall of protons and electrons from the solar wind to geographical location on the surface of Mercury, giving scientists new insight into how interactions with the Sun alters the ...

'It really shows just how dynamic Mercury's space environment is.' When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. When the BepiColombo Mercury ...

Aerojet, a GenCorp (NYSE:GY) company, announced today that NASA’s MESSENGER (MErcury Surface, Space ENvironment, GEochemistry, and Ranging) spacecraft has successfully achieved the first-ever orbit ...

Artist’s impression of the BepiColombo spacecraft in cruise configuration, flying past Earth and with the Sun in the background. ESA/ATG medialab The European Space Agency’s BepiColombo spacecraft ...

On Aug. 3, 2004, NASA launched the MESSENGER spacecraft on a historic first mission to orbit the planet Mercury. The spacecraft's name stands for the MErcury Surface, Space ENvironment, GEochemistry ...

Despite being relatively nearby, very few space probes have visited the solar system's innermost planet. Any spacecraft aiming to study Mercury must accelerate to incredible speeds, and that can take ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. A layer of diamonds ...

A spacecraft skimmed past Mercury this week, beaming back stunning new images of the surface and showing once again that humankind has a seemingly insatiable longing to understand the universe. The ...

New simulations suggest that a 9-mile-thick layer of solid diamonds may lurk deep below the surface of Mercury. The gems almost certainly can't be mined for bling — but they may help solve some of the ...