Thousands of mounds and hills in Mars' barren northern plains are full of clay minerals, providing evidence that the rocks here were once soaked with water, a new study reveals. These mounds are all that is left of a landscape,

Bruno Mars’ “When I Was Your Man” returns to both the Billboard Global 200 and the Billboard Global Excl. US, joining several other smashes from the crooner.

I pick out North America’s celestial highlights for the week ahead (which also apply to mid-northern latitudes in the northern hemisphere).

Mars is home to perhaps the greatest mystery of the solar system: the so-called Martian dichotomy, which has baffled scientists since it was discovered in the 1970s.

Last week, a full moon lit up the sky but it was another celestial moment, one that’s more rare, that wowed sky-gazers and space photographers alike.

A collection of Martian rocks could reveal details about potential past life on the Red Planet – but first NASA has to get them back to Earth.

NASA proposes a faster, cheaper plan to bring Mars samples to Earth, aiming for delivery by the 2030s while cutting costs significantly.

Our weekly roundup of the latest science in the news, as well as a few fascinating articles to keep you entertained over the weekend.

We have long been inspired by the idea that life could reside on Mars – human or otherwise. But fiction is getting closer to reality, says NASA’s former chief scientist, Jim Green. “NASA’s plan, in the long run,

Groundbreaking research into Mars' energy balance reveals a polar surplus driving dynamic weather patterns, including massive dust storms, offering clues to its climate stability. Scientists at the Un

Mars will seem to disappear behind the full wolf moon Monday for many sky-gazers. Throughout January, also look up to see Venus, Saturn and Jupiter in the night sky.

Venus, Saturn, Jupiter and Mars will appear to line up and be bright enough to see with the naked eye in the first few hours after dark. This weekend, Venus and Saturn get especially cozy.