radienx000 Posted November 24, 2009 Posted November 24, 2009 The Universe appears to be expanding, with Galaxies moving further away from each other and some coming closer. Could this be explained by Einstein's Theory of General Relativity? I wonder if the universe did occur from a "Big Bang". But there can be another speculation, that the universe is way older then we expected and that is why there is a loss in the account of the total mass and energy in the whole. Why is the universe older? Well imagine a bubble, and inside this bubble was our known universe (our observations). If the time within the bubble was different to the time outside the bubble then the time inside the bubble would be slower then the outside. Im going to call this "Time Bubble". These pockets in space are "Left-overs" of the "main universe" that had occurred from the big bang or "what was". We know that the larger the mass of an object, the more space it bends and hence the slower time progresses. What if the Galaxies were expanding due to a procedure of moving about that was placed since the beginning of the universe? And that all the other Time Bubbles died out of existence because they had a smaller mass then us, and hence time went faster for them? And so that would account for the missing mass that we measured. Because the measurements made within this Time Bubble could be different outside of it, hence it is not accurate to say that the missing mass/energy were actually Dark matter/energy.
ajb Posted November 24, 2009 Posted November 24, 2009 Could this be explained by Einstein's Theory of General Relativity? Not completely, but it is known that a static universe is unstable. Any small deviations from the static configuration would grow and soon we would have a universe that is either expanding or contracting. It is difficult to see how it could remain static. This is also true in Newtonian gravity.
radienx000 Posted November 24, 2009 Author Posted November 24, 2009 hmm what if the universe was unstable, then probably it is unstable because of the stuff inside the bubble is not in accordance with the things outside if it, because of the difference in time.
ajb Posted November 24, 2009 Posted November 24, 2009 Random fluctuations in the mass density would grow.
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