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Astronomy Cast

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Oct 3, 2022

Astronomy Cast Ep. 655: 65 Years of Space: Sputnik 1 Anniversary

by Fraser Cain & Dr. Pamela Gay

Streamed live on Sep 26, 2022.

It’s been about 65 years since the Soviets launched the first orbital satellite into low Earth orbit: Sputnik 1. Now there are thousands of satellites in orbit, with tens of thousands on the way. Let’s look at the impact that Sputnik had on the history of spaceflight.