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| Launch loops can launch to escape velocity, or the | Launch loops can launch vehicles as fast as escape velocity for "kinetic energy cost", without the expense of large rocket engines and fuel and fuel tanks. Escape velocity at 80 km altitude (6378 km equatorial radius) is |
HEEO, High Eccentricity Earth Orbit
Launch loops can launch vehicles as fast as escape velocity for "kinetic energy cost", without the expense of large rocket engines and fuel and fuel tanks. Escape velocity at 80 km altitude (6378 km equatorial radius) is