What Actually Happens If a Ship Travels at 99.9_ Light Speed_
Close your eyes and let the strange physics of near-light-speed travel settle into your mind. A journey into what happens if a ship could reach 99.9% of the speed of light. Time would slow down for the travelers—for every year on the ship, over 22 years would pass on Earth. A round trip to a star 500 light-years away would feel like 50 years for the crew, but over 1,000 years would have elapsed on Earth. The distance to their destination would appear contracted, making the trip seem shorter. Yet the energy required is unimaginable, and even a tiny speck of dust would be devastating. Let the…
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