Why space is about to enter its nuclear age

Fission-powered engines would make satellites speedier and more manoeuvrable


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  • 02 5, 2022
  • in Science and technology

IN NOVEMBER LAST year , creating shrapnel that will orbit the Earth for decades. The “direct ascent” missile test was a first for Russia and echoed a similar weapons test carried out by China in 2007, which also created an enduring cloud of debris. India and America have shot at inoperative satellites, too, although fortunately without creating as much associated long-lasting space junk.All this target-practice concerns American defence chiefs, who would struggle to fight a war if critical satellites were knocked out. The Pentagon, therefore, wants its next generation of satellites to have enough power to be capable of evading attacks. It thinks the answer lies with nuclear-powered propulsion.

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