1) David Poston’s entrance into a career in space reactor development and how NASA’s Kilopower project came to be 2) The importance of simplicity in nuclear reactor designs and why David Poston committed to the use of a Stirling engine in his reactor prototypes 3) Future applications of the KRUSTY reactor experiment and why nuclear power is vital to space colonization 4) A summary of results from the DUFF and KRUSTY reactor experiments and what made them successful programs