The problem must be divided into two parts because there is no good reason to assume that the same propulsion system is used for both the long haul and local portions of the trip.
Mr. Friedman received his BSc. and MSc. Degrees in physics from the University of Chicago in 1955 and 1956. Such illustrious companies as GE, GM, Westinghouse, TRW Systems, Aerojet General Nucleonics, and McDonnell-Douglas employed him for 14 years as a nuclear physicist on highly advanced, classified projects. Friedman has lectured on the topic of UFOs at more than 600 colleges and 100 professional groups in 50 U.S. states, 9 Canadian provinces and 16 other countries in addition to various nuclear consulting efforts. He has published more than 90 UFO papers and books, and has appeared on hundreds of radio and TV programs including on Larry King, twice. He is the original civilian investigator of the Roswell Incident and co-authored “Crash at Corona: The Definitive Study of the Roswell Incident” He has provided written testimony to Congressional Hearings, appeared twice at the UN, and been a pioneer in many aspects of ufology including Roswell, Majestic-12, The Betty Hill-Marjorie Fish star map work, analysis of the Delphos, Kansas, physical trace case, crashed saucers, flying saucer technology, and has spoken at more MUFON Symposia than anyone else.