"Spirit has provided outstanding scientific discoveries and shown us astounding vistas during its long life on Mars, which is more than 22 times longer than its designed life."

I hope they get Spirit moving again too, but if not...sheesh, what a spectacular success story both rovers have been, and continue to be. Whenever I get down about the issues NASA faces trying to keep people in space, I remind myself what they've been doing with robotics.

Among all the great images to come back from Mars, there's one that overlooks a ridge, beyond which is a huge plain that would be a wonderful place for a city. I'm not going to see it, and perhaps neither my kids nor grandkids will, but someday...