Artist impression of the MMX spacecraft descending to the surface of Phobos (based on the spacecraft design in FY2019).

Why explore the moons of Mars?

Is the history of Mars etched in the grains of its moons?

Artist impression of the MMX spacecraft orbiting Phobos. Yellow indicates regions where cold flow is expected to be strongest (credit: Baresi, Ballouz, JAXA).

The Shifting Sands of Phobos

Artist impression of Hayabusa2 above the Earth. [Akihiro Ikeshita / JAXA]

Planetary Protection and Our Search for Life

Mars with its two moons, Phobos and Deimos [NASA/JPL-Caltech/University of Arizona]

We’re going to the Martian moons!