Deimos is Mars' outer moon. It's a tiny, irregularly shaped moon and smaller than Mars' other moon, Phobos. Despite being unspectacular, Deimos remains a fascinating mystery. Deimos is one of only ...

As a result, an astronaut on Mars would see Phobos rising in the west and setting in the east. Deimos orbits Mars at an altitude of approximately 23,500 kilometres and has an orbital period of just ...

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

Deimos, the smaller of the two moons, orbits Mars every 30 hours and is less than 10 miles across. Its larger sibling Phobos bears many scars, including craters and deep grooves running across its ...

The Red Planet will be at its closest point to Earth, also known as perigee, on Jan. 12 and will be exactly opposite the sun ...

The spacecraft compiled the most complete map of the chemical composition of Mars’ atmosphere, observed the planet’s moons Phobos and Deimos in detail, and traced the history of water across ...

The mission has also offered detailed observations of Mars' moons, Phobos and Deimos. Furthermore ... numerous dark spots can be seen where the ice has already sublimated, turning directly ...