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Spybirds: POPPY 8 and the dawn of satellite ocean surveillance


Spybirds: POPPY 8 and the dawn of satellite ocean surveillance At the end of September 1969, a Thor-Agena rocket roared off its launch pad in California and climbed high over the Pacific Ocean, heading south. The rocket dropped its stubby pencil-like solid booster motors not very long after lifting off and continued its arc. A few minutes later, its first stage, burning a mixture of kerosene and liquid oxygen, ran low on fuel and its engine shut down.   More



(Source: The Space Review - May 11)

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