Giant Collision Might Have Formed The Moons Of Mars

Space





Photo credit:

Composite image of Deimos (left) and Phobos (right). NASA/JPL-Caltech/University of Arizona

Phobos and Deimos, the small irregular moons of Mars, have fascinated astronomers for a long time, and it was previously believed they were passing asteroids captured by the Red Planet long ago. However, a new model challenges this idea and suggests that the satellites might actually be fragments of Mars itself.