来源:快车
来源:魔都
摘要:
In2014,theInternationalSpaceStationhadtomovethreetimestoavoidlethalchunksofspacedebrisandthereisanincreasingproblemofsatellitesmysteriouslybreakingdown.Withfirst-handaccountsfromastronautsandexperts,Horizonrevealsthescaleoftheproblemofspacejunk.Ourplanetissurroundedbyhundredsofmillionsofpiecesofjunkmovingat17,000milesperhour.NowtheUSgovernmentisinvestingabilliondollarstotrackthem,andcompaniesaroundtheworldaredevelopingwaystoclearuptheirmess-fromrobotarmstonetsandharpoons.HorizoninvestigatesthesciencebehindthehitfilmGravityanddiscoverstherealityisfarmoreworryingthantheHollywoodfiction.






