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Starfish Prime - The US oopsie so big that the world agreed no more detonation of nuclear weapons should be done in space. (m.youtube.com)

submitted 9 months ago by [email protected] to c/[email protected]

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For more on High Altitude Electromagnetic Pulse (HEMP) from nuclear detonation here is the Department of Homeland Security report on the estimated affects if a hostile use of a HEMP was detonated now.

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[–] [email protected] 4 points 9 months ago

Which, unfortunately, includes armies being ordered to march into blast zones while the mushroom cloud was still in the sky, so it's not a very useful metric.