Interstellar Travel: Laser Sails and Tractor Beams
Interstellar Travel: Laser Sails and Tractor Beams If Einstein is right, then it’s impossible to get to Alpha Centauri in less than 4.3 years. If Newton is right, then getting there in a fraction of a human lifetime, though possible, is extremely difficult. Tsiolkovsky’s Rocket Equation tells us you would need an immense amount of […]
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