Originally posted by King
elfmotat its true our galaxy is too big to travel and researchers at nasa said that there might be other galaxies which can lead us to the future
First of all, this has nothing to do with the main topic, but I'll humor you anyway.
Our galaxy is massive, yes, but:
Near the speed of light, time slows down. The closer you get to light speed, the slower time moves from your perspective. So, traveling near the speed of light, theoretically one could travel to the edge of the galaxy within a human lifetime from their perspective. From the people on earth's perspective, thousands of years may pass.
And yes, obviously there are other galaxies... we can SEE them:
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