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Question re Expanding Universe



 
 
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  #1  
Old June 1st 04, 11:13 PM
Alexander Naismith
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Default Question re Expanding Universe

OK here is my quandry - Given all the attention to the focus on the BB and
looking back in time towards this event, if the the telescopes etc.. are
turned around 180 degrees, are there few, if any, galaxies to observe. May
sound a dumb question but it occurs to me that following the outpouring of
the BB there must be a finite edge to where galaxies etc.. have formed and
exist. I sort of understand that there can be nothing beyond those earliest
and therefore furthest Galaxies from the BB as space/time beyond them cannot
yet exist
I look forward to any explanation from those with greater understanding.

A Naismith


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  #2  
Old June 2nd 04, 12:06 AM
Greg Neill
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"Alexander Naismith" wrote in message
...
OK here is my quandry - Given all the attention to the focus on the BB and
looking back in time towards this event, if the the telescopes etc.. are
turned around 180 degrees, are there few, if any, galaxies to observe.

May
sound a dumb question but it occurs to me that following the outpouring of
the BB there must be a finite edge to where galaxies etc.. have formed and
exist. I sort of understand that there can be nothing beyond those

earliest
and therefore furthest Galaxies from the BB as space/time beyond them

cannot
yet exist
I look forward to any explanation from those with greater understanding.

A Naismith


All directions look back in time to the beginning.


  #3  
Old June 2nd 04, 12:07 AM
Lloyd Jones
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So how do you look forward?

LJ


  #4  
Old June 2nd 04, 01:41 AM
Llanzlan Klazmon The 15th
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"Alexander Naismith" wrote in
:

OK here is my quandry - Given all the attention to the focus on the BB
and looking back in time towards this event, if the the telescopes
etc.. are turned around 180 degrees, are there few, if any, galaxies
to observe. May sound a dumb question but it occurs to me that
following the outpouring of the BB there must be a finite edge to
where galaxies etc.. have formed and exist. I sort of understand that
there can be nothing beyond those earliest and therefore furthest
Galaxies from the BB as space/time beyond them cannot yet exist
I look forward to any explanation from those with greater
understanding.

A Naismith


---
Outgoing mail is certified Virus Free.
Checked by AVG anti-virus system (http://www.grisoft.com).
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The Universe looks pretty much the same in all directions at large
scales. The speed of light is finite, so everything you see happenned in
the past, even a fly landing on your nose. Which ever direction you look,
you are looking into the past.

Klazmon.
  #5  
Old June 2nd 04, 01:45 AM
Lloyd Jones
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That's pretty strange, when you look forward your looking back.

LJ


  #6  
Old June 2nd 04, 03:31 AM
Greg Neill
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"Lloyd Jones" wrote in message ...
So how do you look forward?


Only using your mind's eye!


  #7  
Old June 2nd 04, 06:18 AM
Ralph Hertle
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Greg:

Greg Neill wrote:

[clip]

All directions look back in time to the beginning.




No. Photons with lowered energy levels meaning the Apparent Red Shift
of spectral frequencies simply have taken a longer time to arrive from
distant sources. The energy levels of the older photons that have
traveled longer distances are reduced because of the interactions with
gravitons, electrons, and possibly hydrogen atoms.

There was no beginning. That is merely the fallacious use of Euclidean
geometry done with a straightedge, stylus and sand table to wrongly
infer that at some point the universe didn't exist. That is total hokum.

If you say that the universe is not continuous due to the application of
the principle of the Doppler Effect in air and due to Hubble's use of
the balloon and the Euclidean extension of a line to some hypothetical
origin point you have the responsibility and burden of proof.

The universe and everything it is continually exists and is eternal.
Every scientific experiment ever done proves, in addition to other
goals, the continuity of existence. Also, there has never ever been any
evidence to the contrary.

The universe exists continually.

Ralph Hertle

  #8  
Old June 2nd 04, 08:40 AM
nightbat
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nightbat wrote

Ralph Hertle wrote:

Greg:

Greg Neill wrote:

[clip]

All directions look back in time to the beginning.



No. Photons with lowered energy levels meaning the Apparent Red Shift
of spectral frequencies simply have taken a longer time to arrive from
distant sources. The energy levels of the older photons that have
traveled longer distances are reduced because of the interactions with
gravitons, electrons, and possibly hydrogen atoms.

There was no beginning. That is merely the fallacious use of Euclidean
geometry done with a straightedge, stylus and sand table to wrongly
infer that at some point the universe didn't exist. That is total hokum.

If you say that the universe is not continuous due to the application of
the principle of the Doppler Effect in air and due to Hubble's use of
the balloon and the Euclidean extension of a line to some hypothetical
origin point you have the responsibility and burden of proof.

The universe and everything it is continually exists and is eternal.
Every scientific experiment ever done proves, in addition to other
goals, the continuity of existence. Also, there has never ever been any
evidence to the contrary.

The universe exists continually.

Ralph Hertle


nightbat

Correct Ralph, with exception of tired light affirmation and
unverified or non proofed graviton deducement. And well, for all the net
attribute names and lengthy effort, someone is finally getting it, thank
you Ralph. To understand the Universe is to study what it is composed
of, energy, and its fields. The reason existents exist and are, is due
to energy. The attempt to disprove an accepted mathematical proof is on
the questioning and their folly and not on the original one so honored
and on whose further postulate of Universe expounds. The nightbat posted
profound " Continuing Universe Rule " is therefore based on mathematical
proof and further postulate inclusion of energy's preexistent of which
Mr. Hertle so eloquently refers. You cannot have a sudden point creation
of what cannot be created, for it is indestructible. A Universe composed
of energy, including in all its transforms and fields, can have no
beginning or end in the absence of outside force.


the nightbat

  #9  
Old June 2nd 04, 09:14 AM
AlephNull
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Doesn`t it take roughly eight minutes for the light from the sun to reach
us?

Do we not infact percieve always past events?

Regards
"Lloyd Jones" wrote in message
...
That's pretty strange, when you look forward your looking back.

LJ


  #10  
Old June 2nd 04, 12:34 PM
Peter Webb
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The Universe looks pretty much the same in all directions at large
scales. The speed of light is finite, so everything you see happenned in
the past, even a fly landing on your nose. Which ever direction you look,
you are looking into the past.

Klazmon.


Ummm ... not exactly. I don't want t get picky and pedantic, but this is the
internet - the natural home of the picky and pedantic.

In the frame of reference where your nose is stationary, this is true. In
the frame of reference of an object travelling at (or very nearly at) the
speed of light and moving in nose - eye direction, the fly landing on your
nose and you seeing it are simultaneous - they lie on the same "light cone".

Same deal with the BB and "looking into the past". From the frame of
reference of (say) a neutrino created at the BB and hurtling towards earth
at almost the speed of light, the things we see in our telescopes which we
claim happened 10 billion years ago happened only a few moments ago. And, as
Einstein famously pointed out, there is nothing priveleged about our
inertial frame of reference over the neutrino's inertial frame of
reference - its all relative.





 




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