Martian dust is mostly rust. Mars’s famed color has captivated humankind for centuries, earning its nickname of the ‘Red Planet’. Romans named Mars for their god of war because its colour was ...

With new data coming in from Mars, scientists have a new theory about why the planet is red. What does this mean for whether ...

Mars has shone red in the night sky for as long as humans have gazed up at the cosmos, fascinating people from the ancient Romans to the present day. "The fundamental question of why Mars is red ...

Mars is easily identifiable in the night sky by its prominent red hue. Thanks to the fleet of spacecraft that have studied the planet over the last decades, we know that this red color is due to ...

With its iconic rusty hue, Mars has long been called the red planet. Now, scientists may have discovered the potential source of that distinctive coloring, overturning a popular theory in the process.

A new study has found evidence that Mars's red color may not be caused by the mechanism scientists once thought. The discovery hints at a potentially more habitable past for the Red Planet.

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 ...

"Mars is still the Red Planet. It’s just that our understanding of why Mars is red has been transformed." Mars is widely known for its iconic rusty red color — many people even refer to it as ...

Mars has shone red in the night sky for as long as humans have gazed up at the cosmos, fascinating people from the ancient Romans to the present day. "The fundamental question of why Mars is red has ...