137
SOL 137
SNOW ON MARS? FROZEN CO2?
http://mars.jpl.nasa.gov/msl/multimedia/raw/?rawid=0137MR0817021000E1_DXXX&s=137
This image was taken by Mastcam: Right (MAST_RIGHT) onboard NASA's Mars rover Curiosity on Sol 137 (2012-12-24 17:05:26 UTC).