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 ...

The Mars Moons eXploration spacecraft will fire its thrusters to maneuver into orbit around Mars (depicted in this digital ...

While there are over 200 moons in our solar system, only three exist around the inner terrestrial planets, and two belong to the planet Mars. These two are Phobos and Deimos, and they are small, ...

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, ...

Add Yahoo as a preferred source to see more of our stories on Google. NASA's Europa Clipper spacecraft is on a journey to Jupiter's moon, Europa, a frozen world believed to harbor a salty ocean ...

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 ...

Japan’s space agency (JAXA) is sending a mission to travel to Mars which will survey the Red Planet’s two moons, Phobos and Deimos. The spacecraft will explore both moons and collect a sample of ...

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 ...

The Red Planet has played an outsized role in the human imagination since its discovery in 1610. In the 19th century, Giovanni Virginio Schiaparelli, the director of the Brera Observatory in Milan, ...

Phobos passes across the sun's surface on February 8, as captured by NASA's Perseverance rover. NASA / JPL-Caltech / ASU As sky watchers here in North America prepare for April’s total solar eclipse, ...

NASA’s Perseverance rover doesn’t only spend its time looking down at the rocks and dust that cover the surface of Mars. It also looks up, and recently it captured an image of Mars’ tiny moon, Deimos, ...