A European-Japanese spacecraft has beamed back some of the best close-up photos yet of Mercury's north pole as part of only the second human survey of our solar system's innermost planet. The ...

New photos of Mercury's mysterious north pole reveal a glimpse of the permanently dark, frigid craters that may hold ice dozens of feet thick, even though Mercury is the closest planet to the sun.

(AP) - A spacecraft has beamed back some of the best close-up photos yet of Mercury ... (295 kilometers) above Mercury's night side before passing directly over the planet's north pole.

Mercury joins the night sky to complete a seven-planet alignment just after sunset for the end of February. Saturn leaves our ...

Flying just 183 miles (295 kilometers) above Mercury's surface on Jan. 8, 2025, the spacecraft — which was built in the U.K. — imaged craters on the planet's vast sunlit northern plains.

Mercury takes only 88 Earth days to orbit the sun.

Like a celestial parade across the cosmos, five bright planets are lighting up the night sky and visible with the naked eye ...

Known as the "Parade of Planets," the celestial event will feature appearances from Mars, Jupiter, Uranus, Venus, Neptune and ...