A study suggests Mars takes its red hue from a type of mineral that forms in cool water, which could reveal insights about whether Mars was ever able to support life.

The intriguing chemistry of a rock collected by the Perseverance rover could trace to microbial activity—or not ...

Humans have been training telescopes on Mars for hundreds of years and gazing up at it for thousands. Despite the fact that scientists have now sent more spacecraft to Mars than any other ...

Scientists have identified another possible commonality between Earth and Mars: a solid inner core. Scientists have ...

A recent study of data from multiple missions shows the Red Planet may get its name from an iron mineral that formed when ...

Mars, commonly known as the Red Planet, has had its rusty hue for much longer than previously thought. The key factor in this is water, which alters our understanding of the planet's history. Studies ...

Mars has fascinated people for centuries, not only because it is our closest neighbor in space but also because of its ...

Ferrihydrite, a water-rich iron mineral, plays an important role in giving the red planet its signature hue, according to the study.

Scientists have long surmised that rusty iron oxide is what made Mars red: Thanks to the fleet of spacecraft that have studied Mars over the past few decades, scientists knew that the red color is ...

Together, orbiters and landers have provided scientists with data showing that Mars’ red color comes from rusted iron minerals within the dust that coats the planet. At some point, iron within ...

Scientists widely accept that Mars is red because of the presence of iron oxide, which commonly forms when iron in the planet’s soil (known as regolith) reacts with either liquid water or water ...