The Mars Express orbiter launched to the Red Planet. Twenty years later, ESA has delivered a high resolution color image of ...

The Color of Mars: Iron Oxide at the Core At first glance, Mars may look like a giant, glowing ember in the sky, but its surface is far from a uniform red. The real source of Mars’ reddish hue ...

“The fundamental question of why Mars is red has been considered for hundreds if not for thousands of years,” Adam Valantinas, a postdoctoral fellow at Brown University, declared.

Researchers claim in a new study that they know why Mars is red and it may show that the inhospitable planet was once habitable.

Observing Mars with probes If you look closely at pictures of Mars taken by rovers on its surface, you can see that most of the planet isn’t purely red, but more of a rusty brown or tan color.

Thanks to new research techniques published today, scientists say that "our understanding of why Mars is red has been transformed." ...

The planet's redness has been well noted throughout time and across civilizations. Mars was named by the Romans after their god of war because of its blood-red color.

Mars is widely known for its iconic rusty red color — many people even refer to it as just the "Red Planet" — but new research suggests the Martian shade isn't just lovely to look at.

Mars, the fourth planet from the sun, is a dry, rocky world. Its famous red color has earned it the nickname the Red Planet. Mars has fascinated people throughout history, and today, it is one of ...

Mars — our planet of will, energy, sexuality, and action, getting it done and getting it on — is at long last going direct.

Researchers at New York University Abu Dhabi have created a Mars atlas that could help us land safely on the planet.

So in a way, the ancient connection between the planet Mars and blood wasn’t completely wrong. Rust, which is a common form of iron oxide found here on Earth, also often has a reddish color.