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early 1990s

  1. Graham1973

    Delta Advanced Re-useable Transport (DART) - 1991

    A case of some University of Maryland students re-inventing the Gemini, or pre-inventing the Dragon... The proposed launch vehicle was the Delta II rocket. Delta Advanced Reusable Transport (DART): An alternative manned spacecraft DART: Delta Advanced Reusable Transport. An alternate manned...