The lowest current cost is roughly $ 6,000 per pound . It can carry more cargo than any launch vehicle ever built except the Saturn V sounding rocket . It should be ready for its first test flight in late 2013 . Saturn X is paying for all the development costs .
It can carry more cargo than any launch vehicle ever built except the Saturn V sounding rocket . It should be ready for its first test flight in late 2013 . Saturn X is paying for all the development costs .