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剧情介绍
In二0一四,theInternationalSpaceStationhadtomovethreetimestoavoidlethalchunksofspacedebrisandthereisanincreasingproblemofsatellitesmysteriouslybreakingdown Withfirst-handaccountsfromastronautsandexperts,Horizonrevealsthescaleoftheproblemofspacejunk Ourplanetissurroundedbyhundredsofmillionsofpiecesofjunkmovingat一七,000milesperhour NowtheUSgovernmentisinvestingabilliondollarstotrackthem,andcompaniesaroundtheworldaredevelopingwaystoclearuptheirmess-fromrobotarmstonetsandharpoons HorizoninvestigatesthesciencebehindthehitfilmGravityanddiscoverstherealityisfarmoreworryingthantheHollywoodfiction