'Electric Sails' Could Propel Superfast Spacecraft by 2025
Artist's illustration of a spacecraft powered by an "electric sail," which would gain momentum from protons in the solar wind. Credit: Alexandre Szames, Antigravite, Paris, France |
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Artist's illustration of a spacecraft powered by an "electric sail," which would gain momentum from protons in the solar wind. Credit: Alexandre Szames, Antigravite, Paris, France |