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In the future, these space vehicles will be orbiting the Earth as efficiently as air freight carriers.
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Many people believe that by 2025 space tourism will have become a viable industry,
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This is only going to happen through free enterprise.
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However, this situation is due to change.
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They will deliver things, bring stuff back to Earth and then go up again.
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It plans to launch a manned expedition to an asteroid by 2025.
present simple - plans to
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Tumlinson is going to try to prove a point.
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