European mission to Mercury just made its sixth flyby of the planet, revealing stunning close-ups of the permanently shadowed craters at Mercury's north pole.

On Christmas Day 2022, a rare and remarkable aurora lit up the Arctic sky, stunning observers and puzzling scientists. Unlike ...

Over the past two centuries, the construction of thousands of dams has done more than just tame rivers – it has shifted the ...

Ponant Explorations announced it is supporting an expedition retracing the steps of the 1985 journey to the Geographic North ...

Mercury is a little brighter than the stars. So you want to be able to see this arc of three "stars." One of them's a planet. Then the crescent moon is going to pop up tomorrow night.