ESA's Solar Orbiter captured views of the planet Mercury passing in front of the Sun. Multiple instruments aboard the ...

To get somewhere in outer space, you can’t exactly drive in a straight line. Orbits are tricky things, and sending a probe to ...

“We needed nine flybys (one at Earth, two at Venus, and six at Mercury) to slow down our spacecraft and bring it into a good position to enter the orbit of Mercury.” Sequence of 89 images ...

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 ...