WASHINGTON -- Where to next? It's a simple question that NASA can't answer so easily anymore. The veteran space shuttle fleet is months from being mothballed and the White House has nixed a previous plan to fly to the moon.
For the first time in decades, NASA has no specific space destination for its next stop, although it has lots of places it wants to go. Future space flight, NASA officials say, now depends on new rocket science and where it can take us.
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