For the fourth year in a row, iridescent clouds of frozen CO2 are lighting the Martian sky. The clouds appear in the same ...

This image of Mars' Valles Marineris hemisphere, captured on July 9, 2013, is a composite created from 102 images taken by ...

NASA's Curiosity rover has found evidence of water on ancient Mars with "rippled textures" and "landslide debris" in the ...

Scientists have used orbiters and rovers to find dried streams, lakes, and gullies on Mars that hint at its watery past, but ...

A study suggests Mars takes its red hue from a type of mineral that forms in cool water, which could reveal insights about ...

Scientists have discovered that Mars' red color likely comes from ferrihydrite, a mineral that forms in water challenging ...

Mars may once have hosted a warm, ocean-bearing environment, according to new data collected by a rover that explored an area ...

Ferrihydrite, a water-rich iron mineral, plays an important role in giving the red planet its signature hue, according to the ...

A Chinese rover that landed on Mars in 2021 detected evidence of underground beach deposits in an area thought to have once ...

A recent study has claimed that Mars is red in color due to ferrihydrite, an iron oxide mineral that's left over from liquid ...

Mars may once have hosted a warm, ocean-bearing environment, according to new data collected by a rover that explored an area ...

A new international study partially funded by NASA on how Mars got its iconic red color adds to evidence that Mars had a cool ...