The origin of Phobos and Deimos, the two Martian moons, has been a mystery to astronomers. These two bodies are a fraction of the size and mass of the Moon, measuring just 22.7 km (14 mi) and 12.6 km ...

One asteroid impact may have carved Deimos, buried its surface in debris, and reshaped the entire Martian moon. An ...

Add Yahoo as a preferred source to see more of our stories on Google. Animation shows how an asteroid strike may have reshaped Deimos and cloaked it in dusty material. - S. D. Raducan/ESA Mars has two ...

Presently, there’s only one operational rover on the Martian surface, after the official demise of Opportunity. The live and kicking machine is called Curiosity, and this March it went hunting ...

Artist’s concept of Japan’s Mars Moons eXploration (MMX) spacecraft, carrying a NASA instrument to study the Martian moons Phobos and Deimos. The mission should contain a sample return component, and ...

Mini moon: two views of the Martian moon Deimos taken by NASA’s Mars Reconnaissance Orbiter. (Courtesy: NASA) A new theory for the mysterious origins of Mars’ two tiny moons Phobos and Deimos has been ...

An artist's interpretation of the event where a single moon orbiting Mars was struck and split into the two moons Phobos and Deimos. Credit: mark garlick Mars may have had a single moon before ...

For years astronomers have been trying to determine the origin of Mars’ moons, Phobos and Deimos. The long standing argument that they were captured asteroids may fall by the wayside in lieu of a new ...

For the very first time, the Martian moons Phobos and Deimos have been caught on camera together. ESA’s Mars Express orbiter took these pioneering images last month. Apart from their ‘wow’ factor, ...

International collaboration finds that two small satellites (Phobos and Deimos) orbiting Mars can also be formed by a giant impact like the origin of our Moon. The research is reported in Nature ...