Spirit, the Mars rover that landed in Gusev Crater on Mars in January 2004 and is still working, just isn't going forward or backward. Back in April its wheels broke through some crusty ground into thick, soft dust, and engineers back at the Jet Propulsion Lab in California haven't been able to get it out.
"This lonely spot on the edge of a crater may be where Spirit ends its adventure on Mars," said Doug McCuistion, director of NASA's Mars Exploration Program...
Mars - NASA - Mars rover - Gusev Crater - Spirit rover http://tinyurl.com/ybag2ko
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