Elon Musk
@elonmusk
Space is easy, orbit is hard
NASA@NASA· 6 mai 2019Airplanes fly about 600 mph, but the @Space_Station orbits our home planet at 17,500 mph and looks like a very bright star moving across the sky. In this view, our orbiting laboratory is crossing the line that separates night & day on Earth. Look closer:
00:21 · 6 mai 2019 · 0 vues
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