The brave, unflagging
Mars rover Spirit, who has lived on the Red Planet for almost four years, has been given a death sentence by the U.S. government. Right now, the little robot is resting on a sunny slope, waiting out the winter and preparing to do more tests on the Martian atmosphere. But now it looks like Spirit has rolled on its six wheels and done science experiments for the very last time. The U.S. government has forced NASA, this country's national space agency, to cut its budget by 4 million dollars. And that means only one rover, Opportunity, will survive. To say that this is a tragedy is an understatement.
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