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0 |
1,037 |
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Matter density in interplanetary space? by
Rustysickle78
I was wondering, I have heard that space is a vaccuum, but is it totally
empty in the voids between the planets? The sun jettison matter during
solar flares,...
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0 |
1,179 |
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Some questions by
D.Brown
So far we've been subjected to gamma ray Burst ( that would probably be
fatal to civilizations living near by one), Magnetstars, Eta Carina ,
an exploding star...
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0 |
1,093 |
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0 |
1,686 |
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0 |
1,676 |
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0 |
1,840 |
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Confused by DeSitter again! by
Chris Hillman
On Thu, 7 Aug 2003, Serenus Zeitblom wrote:
I think it is pretty well-known by now that DeSitter space can be
sliced in lots of different ways, eg by flat...
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5 |
1,985 |
|
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test posting by
Jonathan Thornburg (remove -animal to reply)
This is a test posting. You can/should ignore it unless you're one
of the s.a.r moderators.
--
-- "Jonathan Thornburg (remove -animal to reply)"...
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0 |
1,772 |
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10 |
3,179 |
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4 |
2,268 |
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18 |
2,712 |
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Filter Sets by
Jon Yardley
Hi, Could anyone help?
I need to know the WCL, FWHM and peak transmition of :
Deep sky H-Alpha filter
OIII
Infrared bands j, h, k and l
Any help would be...
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4 |
1,979 |
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1 |
2,073 |
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2 |
1,918 |
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Alan Guth by
Serenus Zeitblom
Bob Nelson wrote
Is Guth now entitled to a Nobel prize for his work (in spite of his
unseemly lobbying).
I think it would...
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1 |
1,675 |
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Questions about the "Ancient" planet in M4 by
Frank Henriquez
As much as I enjoy reading about new planetary systems I'm having a hard
time believing that this object really is a planet, since it's in such
a metal poor...
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2 |
1,880 |
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Investigate Phobos by
George Prehmus
Thank you all for your responses. Stimulated by them, I did some
searching (which I should have done before writing in the first
place). For those who have not...
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1 |
1,868 |
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FW: Simple Question by
Steve Willner
...
If the universe is not expanding (point 2), then the CMBR temperature
should have been the same in the past. -- jt]]
In article...
( 1 2)
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13 |
3,160 |
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Formula to Calculate Baryon/Photon Ratio by
Dr Measle
Does anyone know how to derive the following formula?
Nb/Ny=(Omega-b*Ey)/(Omega-y*Eb)
Whe
Omega-b is Omega Baryon
Ey is the energy of a CMB photon =...
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2 |
2,604 |
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FW: Simple Question by
Richard S. Sternberg
I think there are a significant number of potential answers to Olbers'
Paradox, but Geoff's Simple Question ignores them all in his legitimate
quest for...
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0 |
1,935 |