Mercury has long baffled astronomers because it defies much of what we know about planet formation. A new space mission ...

NASA's Mercury-orbiting spacecraft, Messenger, is going out with a bang this week, adding a hefty crater to the little planet closest to the sun. The first spacecraft to circle Mercury, Messenger is ...

The long-anticipated BepiColombo mission is entering its decisive phase. Launched in 2018, this joint endeavor between the ...

A European-Japanese space mission will reach Mercury in 2026, carrying instruments designed to answer a question that has ...

But, in fact, it’s actually really difficult to reach the innermost planet of our solar system—which makes it that much more impressive that the ESA and JAXA’s BepiColombo mission has almost reached ...

The European Space Agency's (ESA) Hera spacecraft is scheduled to arrive at the binary asteroid system Didymos in November ...

A European and Japanese spacecraft has captured some of the clearest images yet of Mercury’s north pole, including its permanently shadowed craters and vast volcanic plains. The BepiColombo spacecraft ...

A spacecraft has beamed back some of the best close-up photos yet of Mercury's north pole.The European and Japanese robotic explorer swooped as close as 183 miles (295 kilometers) above Mercury's ...