Quantcast
Last updated on April 18, 2014 at 17:24 EDT
Martian Ice
2200 of 3809

Martian Ice

November 29, 2007
This image of the Martian north polar ice cap shows layers of water ice and dust for the first time in perspective view. Here we see cliffs which are almost 2 kilometres high, and the dark material in the caldera-like structures and dune fields could be volcanic ash.