The chosen design didn't work...
They didn't build on what was learnt from the SDIO work with the DC-X prototype. Thus stupidly optimistic mucking about with composite tanks trying to hold liquid hydrogen. Just doesn't work...
Space/Science » in reply to re: Nuclear DC-X
They didn't build on what was learnt from the SDIO work with the DC-X prototype. Thus stupidly optimistic mucking about with composite tanks trying to hold liquid hydrogen. Just doesn't work...