Researchers examining Noachis Terra in Mars’ southern highlands found evidence of extensive river networks – some hundreds of ...

A sweeping orbital survey charted over 9,320 miles (15,000 kilometers) of riverbeds winding etched into Noachis Terra, a ...

Lockheed Martin has unveiled a new proposal to take over NASA's beleaguered Mars Sample Return mission for less than half the ...

The new images by the Curiosity rover on Mars show "dramatic evidence" of ancient groundwater in crisscrossing low ridges, ...

"Returning the scientifically selected samples that await us on Mars, as part of a balanced portfolio, will help to ensure ...

Mars is easiest to see when it’s closest to Earth, which happens about every two years. This event is called “opposition.” In ...

After all, recent studies of the Red Planet have not only suggested water in the icy poles, but underground. Smaller sources of water may also have come from ancient meteorite strikes.

Arguably the most significant development on Mars this year was the revelation that a massive reservoir, containing enough water to cover the Red Planet with a 1-mile-deep (1.6 kilometers) ocean ...

The concept of terraforming Mars — transforming the planet's climate to support life as we know it — has long belonged to the realm of science fiction. But a new study argues that it's time to ...

The Red Planet Mars got its iconic colour from a combination of rusting and erosion over its 4.6-billion-year history. Mars was a once wetter place than the dry, barren world we know today.