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Light Years: The Distance That Breaks the Human Mind | Physics By Night
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Light Years Explained: The Distance That Breaks Your Brain
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We’ve Only Traveled 1.3 Light-Seconds in a 93 Billion Light-Year Universe
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If the universe is only 14 billion years old, how can it be 92 billion light years wide?
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HOW BIG IS THE UNIVERSE?Diameter: ~93 billion light-years | #universe #space
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