fromBig Think
3 weeks agoNASA chief to defy agency's charter, terminating science
Back in 1957, something spectacular happened that would change the world forever: the first human-created satellite, Sputnik 1, was launched into space. Orbiting our planet in low-Earth orbit, its unique signatures could be seen across the world. Unlike the stars, planets, or meteors that illuminated the night sky, this artificial satellite would glow with the reflected light of the Sun, streaking across the skies overhead whenever it passed within a couple of hundred kilometers of an observer's location.
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