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What If Alien Civilizations Already Exist? This short documentary explores the possibility of alien civilizations through a scientific lens inspired by NASA and Discovery Channel. It takes viewers on a journey across the universe, beginning with the vast scale of our galaxy and the discovery of thousands of exoplanets capable of supporting life. The film explains how modern space telescopes like Kepler and the James Webb Space Telescope are helping scientists search for signs of life beyond Eart
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