Mars' moon Phobos may actually be a comet ... The researchers discovered that Phobos's surface didn't reflect light uniformly. Some regions, like the northeastern rim of the crater, were ...

The Red Planet beckons us toward it, and the day draws closer when humans will walk on its dusty surface, and the moons of ...

Scientists have long debated what caused the grooves on Phobos. Are they tracks left behind by boulders rolling across the surface after an ancient impact, or signs that Mars’s gravity is ...

Phobos completes one orbit of Mars in just over seven and a half hours at an altitude ... they were formed from ejecta resulting from a powerful impact on the planet's surface, or they formed at the ...

Secondly, it will analyse the surface composition and texture at selected locations ... The Japanese MMX mission targets both moons of Mars, Phobos and Deimos. The MMX probe will explore both moons ...