
#1
Mar205, 02:59 PM

P: 3

Why is our galaxy planar? Why isn't it spherical?




#2
Mar205, 03:11 PM

Emeritus
Sci Advisor
PF Gold
P: 10,424

Because it has rotational kinetic energy  it's spinning.
 Warren 



#3
Mar205, 04:03 PM

Emeritus
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PF Gold
P: 2,977





#4
Mar205, 06:45 PM

Sci Advisor
PF Gold
P: 1,542

Why is our galaxy planar?
I think its more spherical than it looks. There's lots of dark matter in the halo.




#5
Mar205, 07:38 PM

Emeritus
Sci Advisor
PF Gold
P: 2,977




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