Newly released Mars images offer a detailed look at one of the Red Planet's oldest, most heavily cratered regions, a landscape shaped by billions of years of impacts, volcanism and erosion.

A new image captured by the Mars Express orbiter offers a striking view of one of the most heavily cratered regions on Mars. The image shows part of Arabia Terra, a vast plain located in the planet’s ...

It’s a virtual mission to Mars. Our first mission to Mars may still be a ways off, but people can take a virtual tour of the Red Planet thanks to a brand new video by the Mars Express Orbiter. People ...

Mars once looked far more like Earth, with a thicker atmosphere and liquid water pooling on its surface, yet today it is a frozen desert where even a thin wisp of air struggles to hold on. NASA’s ...

ESA’s Mars Express mission has uncovered a fascinating geological formation on the Red Planet: a massive crater that eerily resembles a butterfly. This “Martian butterfly” was spotted in the Idaeus ...