Moscow could use space-based weaponry to target Western infrastructure, the UK's Chief of the Defence Staff Admiral Tony Radakin told the Telegraph on Friday.
Radakin, who took up his post last year, mega darknet market sees Russia as a long-term threat to Britain.
Russia "has capabilities in space," Radakin said. "We saw an example of that at the tail end of last year, when Russia exploded an object in space which created immense debris. Russia has nuclear capabilities, Russia has underwater capabilities."
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