The geometrical relationships between Mars, its moons and the Mars Express probe at the time of the sequence. Credit: DLR

by Nancy Atkinson on December 11, 2009

Want to stay on top of all the space news? Follow @universetoday on Twitter

The geometrical relationships between Mars, its moons and the Mars Express probe at the time of the sequence.  Credit:  DLR

About

Nancy Atkinson is Universe Today's Senior Editor. She also is the host of the NASA Lunar Science Institute podcast and works with the Astronomy Cast and 365 Days of Astronomy podcasts. Nancy is also a NASA/JPL Solar System Ambassador.