* Astronomy

The delivery and launch date for the Pentagon's newest early warning satellite system, made by Lockheed Martin Corp., has slipped another year, partly because of suspect workmanship on components, the Air Force said.
The delay to early 2011 from this December marks at least the fifth time since the program's start in 1996 that the delivery and launch date has been pushed back, according to the Government Accountability Office. The launch of the five- spacecraft constellation originally had been scheduled for September 2002.

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