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.

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. A new ...

The fourth planet from the Sun is famously a rusty red—but scientists now believe we’ve been wrong about how it got its distinct hue. The red coloration comes from iron minerals in Mars ...

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

Mars has long been known as the Red Planet, with its fiery hue making it easily recognisable in the night sky. But what if scientists have been wrong about the reason why Mars is red? In a ...