Re: Dark Matter

["Tom K. McCarthy" <mcca6300@spacelink.msfc.nasa.gov>]

The hypothesis of dark matter was also spawned as a result of the 
detection that the gravitational force between galaxies is much stronger 
than the value that is derived from an analysis of a galaxies mass via 
independent methods, such as luminosity, etc.

On Sat, 22 Jun 1996, Jim Green wrote:

> I am wondering when/where/who the idea of "dark matter" in the universe came
> about.  
>
> And is any of it close to the Earth?  
>
> Is it "localized" or is it thought to permeate the universe?  
>
> Doesn't "dark" just mean that (whatever it is) it does not radiate in the
> visible?
>
> Jim.Green@Snow.edu                                      

----------
Tom K. McCarthy   Email:mcca6300@spacelink.msfc.nasa.gov