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Andromeda, our Glorious Neighbor Galaxy



 
 
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  #1  
Old September 14th 19, 04:18 PM posted to alt.astronomy
[email protected]
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Default Andromeda, our Glorious Neighbor Galaxy

Andromeda=20is=20not=20going=20to=20collide=20with =20the=20Milky=
=20Way,=20but=20only=20merge.

Actual=20star=20collisions=20are=20in=20fact=20goi ng=20to=20be=20e=
xtreemly=20rare,=20if=20any=20!

All=20should=20start=20to=20think=20of=20this=20up coming=20event=
=20in=20the=20proper=20context.


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  #2  
Old September 15th 19, 10:31 PM posted to alt.astronomy
herbert glazier
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Default Andromeda, our Glorious Neighbor Galaxy

On Saturday, September 14, 2019 at 8:18:03 AM UTC-7, wrote:
Andromeda is not going to collide with the Milky Way, but only merge.

Actual star collisions are in fact going to be extreemly rare, if any !

All should start to think of this upcoming event in the proper context.


Will they end up sharing two BHs? bert
  #3  
Old September 15th 19, 11:43 PM posted to alt.astronomy
palsing[_2_]
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Default Andromeda, our Glorious Neighbor Galaxy

On Sunday, September 15, 2019 at 2:31:49 PM UTC-7, Herbert Glazier wrote:
On Saturday, September 14, 2019 at 8:18:03 AM UTC-7, wrote:
Andromeda is not going to collide with the Milky Way, but only merge.

Actual star collisions are in fact going to be extreemly rare, if any !

All should start to think of this upcoming event in the proper context.


Will they end up sharing two BHs? bert


Almost certainly, but it is probable that these will eventually coalesce into a single black hole...

https://en.wikipedia.org/wiki/Binary_black_hole

Such mergers have already been detected...

https://en.wikipedia.org/wiki/LIGO
 




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