Observations from the European Space Agency's Mars Express orbiter have been used to create this animation of a butterfly ...

New images from the Mars Express spacecraft show ancient volcanic ash spreading across the Red Planet The wide strip of land in Utopia Planitia is imaged by Mars Express. The dark ...

The Mars Express orbiter has kept an eye on an elongated cloud above Arsia Mons volcano for the last few years. The cloud is reoccurring, grows incredibly fast and is "made up of water ice," according ...

The Deuteronilus Cavus crater has been shaped by water, wind, ice and volcanic erosion over billions of years, showcasing Mars' dynamic past. When you purchase through links on our site, we may earn ...

European and Russian planners for the upcoming Phobos-Grunt (Phobos Soil) sample-return mission to the tiny Martian moon have some new high-resolution imagery of their possible landing sites to use.

New images from the Mars Express spacecraft show ancient volcanic ash spreading across the Red Planet.