Quote:
Originally Posted by alnorth
At this point, the only possibility I'm conceding is a warp drive. And even that requires some exotic materials that probably do not exist. The laws of physics are pretty clear that matter can not travel at the speed of light, even a single atom using nearly infinite energy. The only way around it is to cheat by moving at a normal speed through warped space.
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It would have to be this or a worm hole.
If we were to travel at anywhere near the speed of light, by the time you returned from a 5 year mission, 100 years would have lapsed and everyone you know would be dead.