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Advanced Spaceship Drive Compendium (Narration Only)

Science & Futurism with Isaac Arthur

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How Laser Sails Can Help a Fleet Slow Down

A laser sale is very much like a solar sale, bouncing light or other EM radiation off a thin reflective sale to impart momentum and thrust on the ship the sale is connected to. It allows us four options. First, to push on a spaceship by sending a concentrated supply of photons to be absorbed or bounced off the back as with an ion drive. Second, by concentrating a beam we could also keep it focused on the sale far from its origin source. Third, its origin source need not be a star but can also be a power plant or relay station such as a deep space comet converted into a fusion reactor and laser allowing us to extend range indefinitely. And fourth, it allows us to transfer

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