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  #1  
Old July 19th 10, 10:37 PM posted to alt.astronomy.solar
Chauffeurtje
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Posts: 3
Default Olbers

Who can give a GOOD and simple explanation why the sky at night is dark,
given the fact that there are ziljons and ziljons of stars, all emitting
light. Take picture with a powerfull telesope, and you will find it very
hard to see a place where there are no stars...

Yet... the night is dark...


  #2  
Old July 20th 10, 03:17 AM posted to alt.astronomy.solar
Golden California Girls
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Posts: 210
Default Olbers

Chauffeurtje wrote:
Who can give a GOOD and simple explanation why the sky at night is dark,
given the fact that there are ziljons and ziljons of stars, all emitting
light. Take picture with a powerfull telesope, and you will find it very
hard to see a place where there are no stars...

Yet... the night is dark...


Dust
  #3  
Old July 21st 10, 09:22 AM posted to alt.astronomy.solar
Chauffeurtje
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Posts: 3
Default Olbers


"Golden California Girls" schreef in bericht
...
Chauffeurtje wrote:
Who can give a GOOD and simple explanation why the sky at night is dark,
given the fact that there are ziljons and ziljons of stars, all emitting
light. Take picture with a powerfull telesope, and you will find it very
hard to see a place where there are no stars...

Yet... the night is dark...


Dust


Thank you!!! That makes a good answer! But.... why is it than, that when
light is absorbed by dust, it starts to emit light itself?


  #4  
Old July 21st 10, 02:58 PM posted to alt.astronomy.solar
Golden California Girls
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Posts: 210
Default Olbers

Chauffeurtje wrote:
"Golden California Girls" schreef in bericht
...
Chauffeurtje wrote:
Who can give a GOOD and simple explanation why the sky at night is dark,
given the fact that there are ziljons and ziljons of stars, all emitting
light. Take picture with a powerfull telesope, and you will find it very
hard to see a place where there are no stars...

Yet... the night is dark...


Dust


Thank you!!! That makes a good answer! But.... why is it than, that when
light is absorbed by dust, it starts to emit light itself?


Never seen dust emit light. Radio maybe.

  #5  
Old July 21st 10, 10:29 PM posted to alt.astronomy.solar
Chauffeurtje
external usenet poster
 
Posts: 3
Default Olbers


"Golden California Girls" schreef in bericht
...
Chauffeurtje wrote:
"Golden California Girls" schreef in bericht
...
Chauffeurtje wrote:
Who can give a GOOD and simple explanation why the sky at night is
dark,
given the fact that there are ziljons and ziljons of stars, all
emitting
light. Take picture with a powerfull telesope, and you will find it
very
hard to see a place where there are no stars...

Yet... the night is dark...


Dust


Thank you!!! That makes a good answer! But.... why is it than, that when
light is absorbed by dust, it starts to emit light itself?


Never seen dust emit light. Radio maybe.


You really have no clou, don't you? Never heard of the Paradox of Olbers?
Use Google..... and see.


  #6  
Old July 27th 10, 12:49 PM posted to alt.astronomy.solar
Painius Painius is offline
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First recorded activity by SpaceBanter: Jan 2007
Posts: 4,144
Default Olbers

"Chauffeurtje" wrote...
in message ...

Who can give a GOOD and simple explanation why the sky at night is dark,
given the fact that there are ziljons and ziljons of stars, all emitting
light. Take picture with a powerfull telesope, and you will find it very
hard to see a place where there are no stars...

Yet... the night is dark...


Wikipedia gives a good and simple explanation of this
paradox. However, as you will see, calling it "Olber's"
is a misnomer, and calling it a "paradox" is also quite
a stretch...

http://en.wikipedia.org/wiki/Olbers%27_paradox

HTH

happy days and...
starry starry nights!

--
Indelibly yours,
Paine Ellsworth

P.S. "The greater danger for most of us lies not in
setting our aim too high and falling short, but
in setting our aim too low and achieving our mark."
Michelangelo


P.P.S.: http://en.wikipedia.org/wiki/User:Paine_Ellsworth


 




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