(Answered) How much energy is required to accelerate a spaceship with

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How much energy is required to accelerate a spaceship with a rest mass of 123 metric tons to a speed of 0.559 c?

Every day our Earth receives 1.55×1022 J energy from the Sun. If we were able to use 1.05 percent of this energy to accelerate spaceships, then how many missions would be possible in one year?

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