Mars' southern hemisphere absorbs a lot of the sun's energy during the Red Planet's spring, and that may be causing Mars' ...

The Artemis program has been NASA's best chance to get "boots on the moon" again. But with the new US administration taking ...

Harvard scientists explain how Mars had warm spells billions of years ago, allowing rivers and lakes to exist.

The fact that the cold, dry Mars of today had flowing rivers and lakes several billion years ago has puzzled scientists for ...

The 3.7-billion-year-old formations in the planet's Gale Crater suggest the presence of long-gone bodies of liquid water, ...

The northern plains of Mars, marked by thousands of mounds and hills, hold significant evidence of the planet's watery past.

Through the end of February, all the planets in our solar system will visibly align in the sky, like a trope taken straight ...

Despite the cloudy skies and rain, some skygazers were able to catch a glimpse of Mars on Jan 16. Read more at ...

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

Heads up! Four planets are visible in the evening sky this month, and another two planets can be found with a little help.

Six planets, Mars, Jupiter, Uranus, Neptune, Venus and Saturn can be seen in the night sky. You'll need binoculars or a ...

Stargazers who haven't had a chance to check out this month's planet parade will want to look up soon because there's ...