A new study suggests the iron oxide responsible for the red planet's distinctive hue is ferrihydrite, pointing to the bygone ...

By combining observations from space and experiments on Earth, scientists rethink the red planet's history and why it's red.

Mars is widely known for its iconic rusty red color — many people even refer to it as just the "Red Planet" — but new ...

China's Zhurong rover has found evidence of an ancient shoreline buried deep beneath the planet. That could point to an ocean ...

For decades, scientists believed that Mars’ red color came from hematite, a type of iron oxide that forms under dry ...

Results from a new study show that the water-rich iron mineral ferrihydrite may be the main pigment behind Mars’ reddish dust ...

A study suggests Mars takes its red hue from a type of mineral that forms in cool water, which could reveal insights about ...

The colour of Mars has been hotly debated over the years, as has whether there has ever been life on the planet ...

A rare 7-planet alignment will be visible this week after sunset, with Mercury, Venus, Mars, Jupiter, Saturn, Uranus, & ...

Seven planets will line up for a "planet parade" on Friday, Feb. 28, as Mercury lines up with Mars, Jupiter, Uranus, Neptune, ...

The Red Planet, as it’s often called, has a distinct hue, and a new theory about this coloration could have implications for ...

Mars may have once been a paradise with Earth-like oceans and balmy beaches that would have been ideal for harboring living ...