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  1. en.wikipedia.org › wiki › Delta_IIDelta II - Wikipedia

    Delta II was an expendable launch system, originally designed and built by McDonnell Douglas, and sometimes known as the Thorad Delta 1. Delta II was part of the Delta rocket family, derived directly from the Delta 3000, and entered service in 1989. There were two main variants, the Delta 6000 and Delta 7000, with the latter also having "Light ...

  2. www.wikiwand.com › en › Delta_IIDelta II - Wikiwand

    Delta II was an expendable launch system, originally designed and built by McDonnell Douglas, and sometimes known as the Thorad Delta 1. Delta II was part of the Delta rocket family and entered service in 1989. Delta II vehicles included the Delta 6000, and the two later Delta 7000 variants .

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  4. The Delta II rocket was first launched on 14 February 1989. The rocket was developed after the explosion of the Space Shuttle Challenger in 1986. The US Air Force needed another way to launch its GPS satellites. As of 2018, there had been 156 Delta II launches from both Cape Canaveral Air Force Station and the Vandenberg Air Force Base. Only ...

  5. Learn about the history, missions, and features of the Delta II launch vehicle, a workhorse of the American aerospace industry for over 29 years. The web page provides detailed information on the rocket's fairings, propulsion, and upper stages.

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