He is now a research fellow at Brown University in the U.S. Origins of the Red Color Graphic showing how Mars turned from a grey, wet planet into a dusty red planet. From left to right, four steps are ...

Scientists Make a Big Breakthrough on How Mars Got Its Red Color, Findings Indicate It Had Life-Forming Elements Mars's red ...

New research has revealed that Martian dust's red hue comes from reactions that occurred in wet — not dry — conditions, and it could have implications for the possibility of life on the planet.

Mars has long been known as the Red Planet. Now, scientists think they have uncovered the mystery behind its distinctive coloring.

For example, it’s a dusty red color. But, new research from the European Space Agency is challenging humanity’s understanding of why Mars is called the Red Planet. “Mars is still the Red Planet.