The Delta II family of launch vehicles built by Boeing`s Integrated Defense Systems division and has been in service since 1989. All United States expendable launch vehicles were to be phased out for the Space Shuttle, but the Challenger accident restarted Delta development. The Delta II, specifically, was designed to accommodate the GPS Block II....
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http://en.wikipedia.org/wiki/Yuandi
posthumous name (shi) of the ninth emperor (reigned 49/48–33 ) of the Han dynasty (206 – 220), who ardently promoted and helped firmly establish ... [1 related articles]
Found on
http://www.britannica.com/eb/a-z/y/13
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