“On 4 October 1957, the Soviet Union successfully launched the Sputnik-1 earth satellite into space—an achievement that stunned the American public and press, but not the U.S. policy and intelligence communities. The Central Intelligence Agency (CIA) reported the advancements that led to this landmark launch to President Eisenhower, providing him with the strategic advantage to guide the U.S. response.”
CIA Website
(October 4 2017)
October 4 2024 — On October 4 1957, the Soviet Union launched SPUTNIK-1 into an elliptical low Earth orbit. It was a 58 cm (23 in) diameter polished metal sphere, with four external radio antennas to broadcast radio pulses.
Its radio signal was easily detectable even by amateurs, and the 65° inclination and duration of its orbit made its flight path cover virtually the entire inhabited Earth. This surprise success precipitated the American Sputnik crisis and triggered the Space Race, a key part of the Cold War. The launch ushered in new political, military, technological, and scientific developments. Follow us on Twitter: @INTEL_TODAY
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