Tags Dennis Wingo lunar return Starship SpaceX Elon Musk transformational expansion of commercial space Starship flight rate Artemis SLS NASA SpaceX confidence level regulatory challenges for Starship FAA using caution regarding Starship launches Starship explosion equal to Hiroshima Starship optimized for LEO human spaceflight challenges BLEO in-space cruisers need five year timeline Blue Origin rockets space tourism reusability price is different from the cost canceling SLS Dr. Jim Dewar Nuclear propulsion nuclear propulsion brief history nuclear upper stage challenging space mining and solar system development predictions Dennis comments on stupid wars international competition the use of international partners for space projects China and the Moon commercial space development overall risks nuclear power in space fusion development Space Solar Power for grid applications Wingo's SSP plan for the Pacific Ocean Starship impact on SSP U.S. Russian space relationship in light o Guest Dennis Wingo Tagline news, programs, policies for space & commercial space 2022 View the discussion thread.