sobota, 26 czerwca 2021

The Cosmological Principle 2


   We continue. Note that, as of now, in the continuation of our discussion, one can conclude, even claim, that there is indeed genetic uniformity of all that constitutes the universe itself despite its enormous dimensions, despite distances of billions of light-years. In other words, when looking at different directions, one does not see a significant difference in the types of celestial bodies: galaxies, quasars, etc. But, in this context, one still sees differences between near and far objects. As an example, quasars are all very far from us. And here we have a problem. After all, all observation points are equivalent to each other - according to the cosmological principle. If a particular observer is, say, near the quasar, he sees, in the context of space, a different sees the diversity of property the objects. The only solution, which allows for further discussion, is that the universe changes, that there is an evolutionary process of the entire universe and in addition the same everywhere. And of course there is a time in the context of the existence of evolution, a global time. [If so, then the second cosmological principle ("strong") is irrelevant. The universe is not static.]

   In other words, there is a gradual and continuous change, which indicates the very existence of time. It follows that the viewer, now (!), If he is in the vicinity of an object that we see as a quasar, sees it as a galaxy like ours and and he sees us as a quasar, that is, as the ancient galaxy. We (and all viewers everywhere) see that the distant objects, are younger than us, which have been less years since they were formed. But precisely because the light needs time to reach us (that we can see them) - that's how everyone actually thinks today. Definitely not! The evolutionary process of galaxies does not depend on the existence of the observer (everyone actually agrees with this). It's not a matter of communication. Such "media" thinking borders on inconsistency: the universe is not local. The distant objects, like the quasars and closer: active, younger galaxies (in our eyes) that present a younger age of the universe, the whole universe (in any direction of observation). It is about the global time of the universe. And we are at the forefront of evolution,  because every object (galaxy) presents itself a past time for us. They are far away, because the universe there (i.e. then) has not yet reached the dimensions of today. If so, then we form the front of its spread, indeed its spread, constitute, we are the farthest point from the Beginning.  Our time, is the global time. This is the only way to explain the fact that the more distant objects, they are less advanced in their development - that is, what was discovered in the observation. Of course in the condition the cosmological principle is valid.

   If we are already counting the years, then where (when) is the beginning of the count? This is the natural question. If the universe is expanding, then in the past it was smaller and at first we were all together and that is why the uniformity of celestial body properties is independent of the direction of observation. We were all together as a very small object and then the counting of time began. We will talk more about this.

   You will get more in-depth explanations later, when we talk about the dynamics of the expansion of the universe. For this we need more information 

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