Re: Galaxies that move together have cosmologists stumped about dark matter

2018-02-02 Thread Lawrence Crowell
It is curious. I tend to see this as less about cosmology and more about galaxy structure, though since dark matter is clearly involved this is at the boundary of the two subjects. It might suggest something with the initial conditions in the formation of galaxies. LC On Friday, February 2,

Re: Galaxies that move together have cosmologists stumped about dark matter

2018-02-02 Thread Brent Meeker
Doesn't it suggest that the major galaxy and the satellite galaxies all arose from the same gas cloud? Brent On 2/2/2018 2:35 PM, Lawrence Crowell wrote: It is curious. I tend to see this as less about cosmology and more about galaxy structure, though since dark matter is clearly involved