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  • Jan. 1961 Popular Science story starring William O'Sullivan Jr, who headed Project Echo and the whole satelloon paradigm at the fledgling NASA. the making of

  • During the early 1960's, Goddard launched the Echo I and Echo II satelloon projects.

    Space News From SpaceDaily.Com

  • The mystery to be solved was whether or not this bit of mylar was from Goddard's Echo II satelloon project.

    Space News From SpaceDaily.Com

  • History Detective Zuberi turned to retired NASA engineer and self-professed Echo satelloon historian Ron Muller for help in solving the mylar mystery.

    Space News From SpaceDaily.Com

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  • At last, a word to rhyme with pantaloons!

    November 27, 2007

  • 'From about 1956 until 1964, US aeronautics engineers and rocket scientists at the Langley Research Center developed a series of spherical satellite balloons called, awesomely enough, satelloons.'

    November 27, 2007