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What
lies beyond the year 2000? Space Travel
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There are quite a few technologies that could be used in the future for space travel that we know about now. These technologies would make space travel faster, more efficient and safer.
The problem with travelling to nearby stars, is that
according to relativity, you can't travel Another possibility is a wormhole. A wormhole is
a black hole connected to a white hole.
In a black hole, nothing can escape, including light (comes the name black hole)
once it has passed the event horizon. So if you were
to enter a black hole that was connected to a white hole, you would not be able to exit on
the other side because you cannot exit the event horizon on the other side. The
entry of the wormhole is the singularity. So, if you
could get the singularity to stretch outside the event horizon, you should be able to
enter the singularity without passing the event horizon, and without getting trapped
in. This could happen if a black hole was electrically charged. Geoffrey
Landis discovered this. According to relativity electrical charge distorts space-time. This would be strong enough to stretch the
singularity into a ring type object, so you could pass through the singularity and also
would be strong enough to stretch the singularity out passed the event horizon. You
should then be able to enter the wormhole, and providing it was the same condition on the
other side, exit the wormhole without passing the event horizon and getting stuck inside a
black hole.
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