Reinvented as long-range drone-launchers, high-altitude balloons are extending the reach of Ukrainian attacks and American surveillance.
An electronics and engineering team from Raven Aerostar launches a high-altitude balloon from Andoya Air Station to sense a simulated target in the Norwegian Sea during a live-fire on Sept. 15, 2021. ...
Moscow tests stratospheric relay balloons to replace blocked satellite links, but wind patterns complicate deployment plans ...
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