WASHINGTON — The U.S. Air Force has officially stopped work on the Defense Weather Satellite System (DWSS), which arose from the ashes of a canceled civil-military program only to be rejected by Congress.

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Warren Ferster is the Editor-in-Chief of SpaceNews and is responsible for all the news and editorial coverage in the weekly newspaper, the spacenews.com Web site and variety of specialty publications such as show dailies. He manages a staff of seven reporters...