For about six months, NASA’s Curiosity Mars rover has been exploring a region full of geologic formations called boxwork, low ridges standing roughly 3 to 6 feet (1 to 2 meters) tall with sandy ...

On 15 July 1965, NASA's Mariner 4 spacecraft made Solar System history. As it flew by Mars, the spacecraft's onboard camera snapped 22 pictures of the planet's surface, sending them back home to Earth ...

Sixty years ago today, NASA’s Mariner 4 spacecraft took the first up-close images of Mars, changing humanity's understanding of the Red Planet. The spacecraft was designed and built by the Jet ...

"That Mars is habitable by beings of some sort or other is as certain as it is uncertain what these beings may be," wrote Percival Lowell in the early 20th century. While the theories of this ...

For nearly two decades, the Mars Reconnaissance Orbiter has captured ultra-high-definition images of Valles Marineris, Mars’ massive canyon system. Stretching over 4,000 km and plunging 7 km deep, it ...