Sociología y economía 

The space race is dominated by new contenders

Fuente:  The Economist
31/10/2018


Some 4,500 satellites circle Earth, providing communications services and navigational tools, monitoring weather, observing the universe, spying and doing more besides. Getting them there was once the business of the superpowers’ armed forces and space agencies. Now it is mostly done by companies and the governments of developing countries...


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