Japan and the US  plan to launch 1,000 miniature low-orbit observation satellites to detect incoming missiles, reports the Nikkei. The satellites cost about $5 million each. 200 of them will have heat-detecting IR sensors for missile defence. The whole programme will cost $9 billion and will be completed in the 2020s. The move comes as ...

This story continues at US and Japan to launch 1000 missile defence satellites

Or just read more coverage at Electronics Weekly