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deep space probes

  1. Orionblamblam

    JPL Interstellar Precursor

    The first of the "Thousand Astronomical Unit" space probes designed from the late 70's into the 80's. Nuclear electric propulsion would send the craft on a fifty-year mission into interplanetary space to test technologies for a future true interstellar mission, for deep-space science and to map...
  2. Grey Havoc

    Submarine projects for planetary exploration

    http://ntrs.nasa.gov/search.jsp?R=20150014581 http://www.bbc.com/future/story/20160405-the-space-submarine-hunting-the-solar-system-for-aliens
  3. Skybolt

    PARSECS - 1960

    PARSECS stands for "Program for Astronomical Research and Scientific Experiments Concerning Space". It was a major effort by Boeing starting from the late 1957 to at least 1960 under the Model 854, 855 and 856 designations. Boeing envisioned, with input from preminent scientists and astronomers...