简介：ocketsarebecomingcheaperandmorepowerfulthaneverbeforethankstostunningnewtechnologies.AscompanieslikeSpaceXandVirginGalacticmakespacemoreaccessible,andNASAreturnstocrewedspaceflight,aneweraofspaceexplorationseemstobeonthehorizon.ButwillthisseemingrocketRenaissancebecomemorethanjusthype?NOVAexploresthelatestrockettechnologiesandthegrowingroleprivatecitizensmayhaveinspace.