Mariner 4, built by JPL in Pasadena, took the images on July 14, 1965. One of the mission's leaders reflects on decades 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 ...

Sixty years ago today, NASA’s Mariner 4 spacecraft took the first up-close images of Mars, changing humanity's understanding ...

A new study may have revealed the true source behind how the Red Planet got its hue. It’s been long thought that Mars shines red due to the rusted iron minerals within the dust that covers the ...

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

We might be wrong about the color of Mars, scientists say Red dust has blown around the planet for billions of years, leading to its iconic hue ...

The color red and the planet Mars go together like Earth and its oceans or Saturn and its rings. However, our understanding of how the Red Planet got its signature hue might be wrong.

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.

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." ...

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 ...

“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.