Launch windows to the red planet are rare and dictated by orbital positions. This constraint has long dictated the rhythm of ...

The Mars Express orbiter launched to the Red Planet. Twenty years later, ESA has delivered a high resolution color image of ...

NASA has announced the discovery of potential signs of ancient life on Mars. The revelation came during a press conference ...

A mysterious rock on Mars has NASA scientists buzzing with excitement. Its unusual composition hints at an interstellar ...

OMEGA image of the southern polar cap of Mars 18 January (ESA – OMEGA) Mars Express, ESA’s first mission to Mars, will reach its final orbit on 28 January. It has already been producing stunning ...

For a number of decades now, astronomers have wondered about water on Mars. Thanks to ESA’s Mars Express, much of the speculation has been replaced with facts. Launched on 2 June 2003, Mars Express ...

New images from ESA's Mars Express reveal Olympus Mons' colossal scale and intriguing features. Frozen lava tongues cascade ...

Coloe Fossae was shaped by powerful tectonics, which stretched and cracked Mars's crust, causing chunks of ground to collapse ...

We've known about wind on Mars for decades, but thanks to new research from a Swiss team, we have a better idea of just how strong those winds are.

Comet 3I/ATLAS was discovered on July 1 by the NASA-funded Asteroid Terrestrial-impact Last Alert System (ATLAS) observatory.