Interviews were conducted with six administrators of space science research. Jacqueline Bergeron, the General Secretary of the International Astronomical Union, on the development of space science projects. Giacomo Cavallo, the head of the Long-Term Planning Office for the European Space Agency (ESA), on the development of ESA projects and the records produced. Richard Hart, the Executive Secretary of the National Academy of Sciences' Space Studies Board, on the development of NASA projects, including the Voyager mission. Martin Huber, the head of Space Science Department at the European Space Research and Technology Centre, on the development of and organization of ESA projects. Aaron Janofsky, Assistant to the Executive Director of ICSU's Committee on Space Research, on COSPAR's involvement in the development of space science programs. G. Lefferanderie, the Legal Advisor for the European Space Agency, on the organizational structure of ESA.