Phobos and Deimos animation. Credit: ESA/DLR/FU Berlin (G. Neukum).

by Nancy Atkinson on December 11, 2009

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Phobos and Deimos animation. Credit: ESA/DLR/FU Berlin (G. Neukum).

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.

  • sail4evr

    What is the white border around the bottom of the little one? It looks like a careless cut out of a rock on a white background that was stuck on the black background.
    and what happened to the stars that one might expect to see in this airless background of space?
    I’m ignorant, Please explain