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Brown Dwarfs Revealed As Third Class Of Celestial Bodies After StarsAnd Planets



 
 
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Old August 22nd 08, 05:41 PM posted to sci.astro
Yousuf Khan
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Default Brown Dwarfs Revealed As Third Class Of Celestial Bodies After StarsAnd Planets

Stellar Stillbirths: Brown Dwarfs Revealed As Third Class Of Celestial
Bodies After Stars And Planets
"But how are brown dwarfs born? As long ago as 2001 the Danish
researcher Bo Reipurth, Britain’s Cathie Clarke and the Spanish
astronomer Eduardo Delgado-Donate had the idea that brown dwarfs could
be interpreted as stellar ‘miscarriages’: a system consisting of three
embryonic stars disintegrates due to the mutual attraction of masses,
and the lightest object is catapulted out of the system. "
http://www.sciencedaily.com/releases...0822085113.htm
  #2  
Old August 25th 08, 09:46 AM posted to sci.astro
Andrew Usher
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Default Brown Dwarfs Revealed As Third Class Of Celestial Bodies AfterStars And Planets

On Aug 22, 10:41 am, Yousuf Khan wrote:
Stellar Stillbirths: Brown Dwarfs Revealed As Third Class Of Celestial
Bodies After Stars And Planets


http://www.sciencedaily.com/releases...0822085113.htm


This is poorly worded as according to these scientists, there is a
large overlap between the two classes that happens to include the
HBMM. It looks to me as if the IMF data is not conclusive anyway.

By the way, we already know that there's an overlap in mass
between planets and brown dwarfs, centered around ~20 Mj.
In practice it doesn't create confusion.

Andrew Usher
 




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