Deimos, named after the Greek god of dread, is Mars' smaller, outer moon. This tiny satellite, with a radius of merely 6.2 km, takes over a day to orbit the Red Planet at a distant 23,460 km.
Deimos, named after the Greek god of dread, is Mars' smaller, outer moon. This tiny satellite, with a radius of merely 6.2 km, takes over a day to orbit the Red Planet at a distant 23,460 km.