DescentBB

Break out the cake for the rover twins on Mars. What was to be a 90 day mission has lasted one whole year and are still going strong:

http://news.bbc.co.uk/2/hi/science/nature/4144735.stm

Considering the failure of other attempts { failure to convert metric to standard, or missing decimal }resulting in the complete loss of a huge cumulitive effort,They speak of our engeneering prowess when everybody is on the same page.
When the rovers finally grind to a halt, and sit motionless on the frozen surface of a distant planet, they will bear silent testiment to the struggle of a creature to explore and better understand. They speak eloquintly of us.