Interstellar Travel

Broadcast 1392 (Special Edition)

Guest: Dr. Ralph McNutt: American spacecraft and plutonium power sources, Mercury, Messenger, Cassini. We welcomed Dr. Ralph McNutt of the Applied Physics Lab to the program. We started our first segment with a discussion of the use of Plutonium 238 as a power source for American spacecraft, asking the questions about why there appears to be so much resistance to anything nuclear in space by broad groups of concerned people. As you will hear, Dr. McNutt said that by using Plutonium 238, we were and are able to do things in space with various missions that we could not do otherwise. Dr.

Broadcast 1040 (Special Edition)

Guest: Robert (Bob) Scaringe was the guest for this Space Show program to discuss the long-term goals which are needed for the public support of our space policy. Bob has defined the type of both short-term and long-term goals needed to create more grassroots support of our space policy. Referencing several studies from the public, he shows that such grass roots support is currently not there to take the NASA budget to a 1% of the federal budget, which would allow for research and the types of programs and goals that he talks about in his AIAA paper and presentation.

Broadcast 968 (Special Edition)

Guest : Greg Meholic was the guest for this Space Show program. Greg specializes in advanced space propulsion concepts for interstellar travel. As a member of the AIAA Nuclear and Future Flight Propulsion Technical Committee and as the chair of the Future Flight sessions at the Joint Propulsion Conferences, Mr. Meholic was especially qualified to guide us through some very out-of-the-box and quite advanced propulsion possibilities.

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