The Terrifying Distance to Andromeda
🌌 "You can see it with your naked eye on a clear night. A faint smudge of light that has traveled 2.5 million years to reach you."Andromeda is our nearest major galactic neighbor, a spiral of over a trillion stars. But its distance is almost incomprehensible. Light, traveling at 186,000 miles per second, takes 2.5 million years to cross that gap [citation:1][citation:4][citation:5]. In miles, that is 15 quintillion—a 15 followed by 18 zeros [citation:10]. The distance is so vast that the numbers lose all meaning, reducing our entire solar system to an invisible speck. This is the terrifying…
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