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

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

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 ...

A new study conducted using existing data on Mars points to ferrihydrite, a substance that forms in the presence of water, ...

“We can now be quite confident that ferrihydrite is the dominant iron-bearing mineral causing Mars' distinctive ochre color,” Valantinas said. “Our research demonstrated that ferrihydrite ...

A recent study has revealed that the red color of Mars is due to ferrihydrite, an iron oxide mineral. This finding suggests that Mars once had liquid water. NASA’s Perseverance rover ...

The grinning shape, which is made up of a ring ... iron gets oxidized, giving the rocks a similar composition to rust — and researchers believe the same thing is probably happening on Mars.