We may have been wrong about how Mars got its characteristic red hue, a new study reveals. The Red Planet owes its ruddy complexion to rusted iron minerals, dispersed across billions of years by winds ...

What can Mars’ red hue that’s been observed for thousands of years teach us about when water existed on its surface potentially millions, or even billions, of years ago? This is what a recent study ...

Mars' distinctive red color comes from the mineral ferrihydrite, which only forms in the presence of cool water, a new study claims. Ferrihydrite also forms at a lower temperature than other minerals ...

Was there ever life on Mars? Planetary scientists think there could have been but there hasn’t been any direct evidence.

On the evening of September 13, 2025, a stunning astronomical event will light up the western horizon as Mars, the Red Planet, pairs with the dazzling blue star Spica. This rare alignment, described ...

We’ve always known Mars as the Red Planet — but it turns out, we may have had the reason why wrong. If so, it could revise much of what we know about the history of our smaller neighbor planet. In a ...

Remote-sensing images of Mars contain rich information about its surface morphology, topography, and geological structure. These data are fundamental for scientific research and exploration missions ...

Earthlings have known about the existence of Mars, the fourth planet from the sun it also orbits, since ancient times. Although the celestial body is located 140 million miles away from Earth, there’s ...

On the Red Planet, aurorae glow green because the charged particles collide with oxygen atoms high above Mars. They may be ...

This is the first high-resolution color infrared image taken of Mars. The image was constructed using three of the ten infrared filters on the thermal emission imaging system of NASA’s 2001 Mars ...