Phobos and Deimos – these names from Greek mythology were given to the moons of our neighbouring planet Mars, discovered in 1877 by the US astronomer Asaph Hall. Besides Earth's Moon, they are the ...

Mars' moon Phobos may actually be a comet — or at least part of one — that was gravitationally captured by the Red Planet long ago, a new preprint study based on previously unpublished photos ...

Mars has two moons, named Phobos and Deimos, but because Phobos is closer to Mars, it has been previously imaged by other ...

Phobos is larger than Deimos, with a radius of 11 km, and closer to the Martian surface, a little more than 9,000 km away. By contrast, Deimos is tiny, with a radius of 6 km, and quite a bit ...

The Martian moons of Deimos and Phobos still puzzle planetary scientists. But they are now sure that they aren’t gravitationally captured asteroids. New book posits that humans risk extinction ...

It's called Deimos, and is much smaller and more mysterious than Phobos, the first moon of Mars. The pictures were taken by the ESA's Hera mission, which is on its way to an asteroid called ...

The Japanese MMX mission targets both moons of Mars, Phobos and Deimos. The MMX probe will explore both moons and eventually collect samples from Phobos and send them to Earth.