The Mars Exploration Rover "Spirit" is near death from lack of power. Its solar arrays are very dusty; on one recent "sol" they generated only 89Wh of energy:
The above link includes a 20 megapixel self-portrait, about a year old. The dust now can only be worse than in that pic.
Spirit badly needs another dust cleaning event. The most recent one was June 13, 2007. The team suspects the rover took a direct hit from a dust devil:
"Violence is the last refuge of the incompetent." -- Isaac Asimov "Never let your sense of morals prevent you from doing what is right." -- Isaac Asimov
Neither a despot, nor a doormat, be
Every app wants to be a database app when it grows up
