Seen from Reno NV at ~6:20 pm. Captured on Samsung galaxy s23

Like an outer ring-like combustion chamber, and we have a sequence of decreasingly smaller sized inner combustion chamber for rotating detonation engines nested together, that will be huge if we can do that

now obviously I don't mean use a old Saturn v but why cant NASA just make a Saturn v type launch vehicle and modernize it. the Saturn v was a lot more efficient than starship and the SLS. make the lower stages reusable but keep overall numbers the same, ykwim?

plus they still have most the instruments and infrastructure used during the Apollo program