Hubble Ultra Deep Field

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20 years 2 months ago #8659 by Larry Burford
" ... doesn't this latest image cause any concern whatsoever among cosmologists?"

Of course it does. I heard a rumor that NASA has placed an emergency order for several boxes of wheels ... ;-)

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20 years 2 months ago #8660 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 Jeremy</i>
<br />What does the MM say about this latest image and what we should see farther out when more powerful telescopes come on line?<hr height="1" noshade id="quote"></blockquote id="quote"></font id="quote">MM says it will be more of the same indefinitely far out, except that images will tend to get fuzzier as the light has to travel greater distances. Eventually, this type of space will end and something else will begin. But for now, we are like a fish deep in the Pacific Ocean. It's water and other fish for as far as can be sensed now or in the foreseeable future. -|Tom|-

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20 years 2 months ago #8661 by Jim
Replied by Jim on topic Reply from
Why would the light from great distances get fuzzy and fuzzier with distance? And if that is so it seems a simple matter to use the fuzzy quality to determine great distance better than redshift can because redshift is caused by many forces.

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20 years 2 months ago #8662 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 />Why would the light from great distances get fuzzy and fuzzier with distance?<hr height="1" noshade id="quote"></blockquote id="quote"></font id="quote">Compton scattering from intergalactic dust and gas. -|Tom|-

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20 years 2 months ago #8663 by Skarp
Replied by Skarp on topic Reply from jim jim
Cosmologist will soon be forced to say that the galaxies formed at the bang. Their gonna go down with the ship. I would expect add hoc from them to stay afloat. I'll give em 20 years before they take their last gasp.

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20 years 2 months ago #4127 by Jim
Replied by Jim on topic Reply from
Intergalatic dust is the IGM so if that is the cause of Hubble shift then we are on the same page. 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.

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