Cosmological Principle

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20 years 8 months ago #9584 by Jim
Replied by Jim on topic Reply from
Jan, The picture you posted above is how far back(or how much red shift is seen)? Do you know where in the sky this picture was taken? It is so clear at so great a depth.

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20 years 8 months ago #9587 by Jan
Replied by Jan on topic Reply from Jan Vink
Hi Jim,

<blockquote id="quote"><font size="2" face="Verdana, Arial, Helvetica" id="quote">quote:<hr height="1" noshade id="quote"><i>Originally posted by Jim</i>
<br />Jan, The picture you posted above is how far back(or how much red shift is seen)? Do you know where in the sky this picture was taken? It is so clear at so great a depth.
<hr height="1" noshade id="quote"></blockquote id="quote"></font id="quote">

They claim that the picture shows galaxies having a redschift of 6 or more. It could even show a redshift of 12 for some of them, according to some scientists.

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20 years 8 months ago #8739 by Jim
Replied by Jim on topic Reply from
The redshift is no doubt correct but the cause of the redshift is not thats for sure. The clearity of this image is too good to be true. If some of the galaxies are really 13 billion light years from here would they be fuzzy a little more than nearby galaxies? I wonder if there is a map of which ones are redshifted how much? What about the location in the sky-anything on that?

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20 years 8 months ago #8750 by Peter
Replied by Peter on topic Reply from James345
The universe looks the same to every observer according to the cosmological principle. If the universe and the earth are outcomes of same set of scale invariant laws of interaction, then they should be similar at scales of theiry own [1]. The earth does not look the same to observers closer and far away from its surface. Then similarly the universe has to be not uniform with respect to its source. Here the cosmological princiciple breaks and a new picture of the universe is born.


1.Savov, E., Theory of Interaction, Geones Books, 2002.

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20 years 8 months ago #8790 by n/a10
Replied by n/a10 on topic Reply from ed van der Meulen
The big question is here about the "cosmological principle". Is reality first or the rules we have invented for it.

I thought really the experiments give what we can use. And our theories only have to follow, and if we do it otherwise we are only dreaming. And this applies to everything we call knowledge.

In the other thread we have no rules, we have guidance from the measurements that we accept, we have think principles like fractality but no rules for nature. And we have our own brains. Rules have to be a result, I think.

When there was no reality, were rules then present?

the night has fallen here and it's cold outside now 3 Celsius. I have cold feet.

Ed van der Meulen

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