Hubble Ultra Deep Field

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20 years 9 months ago #8664 by tvanflandern
<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 />Intergalatic dust is the IGM so if that is the cause of Hubble shift then we are on the same page.<hr height="1" noshade id="quote"></blockquote id="quote"></font id="quote">Close, maybe, but not exactly the same page. The IGM produces the fuzziness. The redshift, which sets in 1000 times closer to us, is caused by the friction of elysium waves (light) with gravitons in MM.

<blockquote id="quote"><font size="2" face="Verdana, Arial, Helvetica" id="quote">quote:<hr height="1" noshade id="quote">My question is how much of that stuff (whatever it is known as) is needed to generate the observed LAF? There is a funded program looking at this and they are developing a model that requires dense clouds and empty spaces in the IGM. They say a dark line in produced by a cloud and the space between the lines is generated by empty space. I may be wrong on the details here.<hr height="1" noshade id="quote"></blockquote id="quote"></font id="quote">"Dense" is, of course, a relative term. In standard theory, your "LAF" is composed of sets of absorbtion lines by clouds of hydrogen gas. Such clouds are few and far between in intergalactic space, but seem to cluster around quasars. Because each hydrogen cloud along the line of site is at a different redshift, standard theory says the set of absorption lines from all the different clouds a light ray passes through will combine to make a "forest" of lines. Yet each contributing cloud is widely spaced from all the others. -|Tom|-

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20 years 9 months ago #8666 by Jim
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There seems to be no more fuzzyness in areas of dense clouds that cause LAF than in less dense areas where it is clear viewing back 13 billion years. It seems to me the IGM has a gravity effect from its mass that is much greater than the mass of all the galaxies. That gravity(from the mass of the IGM)is not factored into the models.

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20 years 9 months ago #8669 by jrich
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Tom,

How much fuzzyness should we expect to see in a 13 billion lightyear image? The image from Hubble doesn't look very fuzzy.


JR

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20 years 9 months ago #9328 by tvanflandern
<blockquote id="quote"><font size="2" face="Verdana, Arial, Helvetica" id="quote">quote:<hr height="1" noshade id="quote"><i>Originally posted by jrich</i>
<br />How much fuzziness should we expect to see in a 13 billion lightyear image? The image from Hubble doesn't look very fuzzy.<hr height="1" noshade id="quote"></blockquote id="quote"></font id="quote">Only the faintest galaxies in the image are that far away. Early reports suggested they were fuzzy. I haven't verified that. But Compton scattering must cause light to start to scatter after it has traveled far enough. We just need to learn how far that distance is. -|Tom|-

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20 years 8 months ago #9715 by Jim
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Looking at this photo from a different angle-how many quasars are in the picture? They should be fuzzy if there is clouds of gas between them and here. What about objects near by the quasars?

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20 years 8 months ago #8834 by tvanflandern
<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 />Looking at this photo from a different angle-how many quasars are in the picture? They should be fuzzy if there is clouds of gas between them and here. What about objects near by the quasars?<hr height="1" noshade id="quote"></blockquote id="quote"></font id="quote">In MM, VM, and QSSC cosmologies, quasars are nearby objects. -|Tom|-

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