NASA: Keeping shuttle costs $3 billion yearly

January 8th, 2009 in Space & Earth / Space Exploration

(AP) -- NASA's chief says it would cost an extra $3 billion a year to keep flying the space shuttle past next year's retirement date. Plus it would extend the risk of a deadly accident.

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"NASA: Keeping shuttle costs $3 billion yearly." January 8th, 2009. http://www.physorg.com/news150640166.html