Cosmic Curiosities on Instagram: "In 1990, when Carl Sagan and the Voyager team turned Voyager 1’s camera back toward Earth, they saw our planet as a tiny “pale blue dot” drifting in the dark. That image carried a deeper truth the light leaving Earth does not disappear into space. It keeps traveling outward, carrying our history with it. Every broadcast, every glow of a city at night, every reflection of sunlight from our oceans moves across the cosmos at the speed of light. And because light ta