剧情介绍
BillNyeisretiringhiskidshowactinabidtobecomemorelikehislateprofessor,astronomerCarlSagan.Sagandreamedoflaunchingaspacecraftthatcouldchangeinterplanetaryexploration.BillsetsouttoaccomplishSagan'sspacemission,butheispulledawaywhenheischallengedbyevolutionandclimatechangecontrarianstodefendt 展开全部