Scientists have found evidence of enough liquid water on Mars to cover the entire planet with an ocean a mile deep, according to new research published Monday, and which scientists said could, in ...

Small lakes on ancient Mars may have remained liquid for decades, even with average air temperatures well below freezing.

New MarsDaily research explains how thin seasonal ice could have allowed ancient Martian lakes to remain liquid for decades, despite a cold early Mars climate ...

Mars has a history of liquid water on its surface, including lakes like the one that used to occupy Jezero Crater, which have long since dried up. Ancient water that carried debris—and melted water ...

The Solar System has proved a surprising place, and perhaps one of the biggest surprises is that Earth isn't the only world with liquid water on its surface. Sure, there's a tiny bit that temporarily ...

Liquid water is an important prerequisite for life to develop on a planet. As researchers report in a new study, liquid water could also exist for billions of years on planets that are very different ...