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  1. Explorer 1: Celebrating 60 Years of America in Space

    Explorer 1: Celebrating 60 Years of America in Space

    28
  2. Daring new space mission launches. Watch the moment

    Daring new space mission launches. Watch the moment

    7
  4. Challenging NASA's Official Story - The Van Allen Radiation Belts

    Challenging NASA's Official Story - The Van Allen Radiation Belts

    12
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