Space, like Earth below, is globalizing. And as it does, America's long-held superiority in exploring, exploiting and commercializing "the final frontier" is slipping away, many experts believe. Although the United States remains dominant in most space-related fields -- and owns half the military satellites currently orbiting Earth -- experts say the nation's superiority is diminishing, and many other nations are expanding their civilian and commercial space capabilities at a far faster pace. [ Quotes (3) ] [ Comments (0) ]

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Keywords: Space Race.