2 Hours Of Jaw-Dropping Space Facts To Fall Asleep To
Close your eyes and let your mind drift through the cosmos, where every fact is more astonishing than the last. A neutron star is so dense that a single teaspoon weighs a billion tons, and a day on Venus is longer than its year . The universe is so vast that there are more stars than grains of sand on Earth, and 95% of it is made of invisible dark matter and energy . If you could travel at the speed of light, it would still take four years to reach our nearest star system . Let these quiet wonders of the universe carry you into a deep and restful sleep
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