Mars, the fourth planet from the sun ... and has a radius of 930 to 1,300 miles (1,500 to 2,100 km). Mars has two small, potato-shaped moons, called Phobos and Deimos. These moons are named ...

A new image has emerged of the Red Planet rising above the lunar limb after being occulted by the moon in January.

While ascending Mount Sharp, NASA's Mars rover Curiosity has had to swing around a small ridgeline dubbed "Devil’s Gate." ...

Two NASA rovers on Mars recently made two independent discoveries further indicating that ancient life may have once existed ...

In a nutshell Liquid water existed on Mars far more recently than expected: A precise new analysis of the Lafayette meteorite ...

NASA's Perseverance rover captured two swirling dust devils in January on the surface of Mars after summitting the Jezero ...

NASA’s Perseverance rover captured rare footage of dust devils interacting on Mars, offering new insights into the planet’s ...

Terraforming Mars has been the long-term dream of colonization enthusiasts for decades. But when you start to grapple with ...

American space agency NASA has begun studying the five samples of spacesuit material it sent over the Mars on the ...

A six-wheeled robot wandering the rugged terrain of Mars recently came across two small tornadoes whipping around the planet's surface. In a short video released Thursday by NASA, the two dust ...

"Curiosity scientists had previously discovered small, simple organic molecules on Mars, but finding these ... Curiosity, meanwhile, has been on the planet much longer. The rover landed in August ...