Thread: Dark Matter Mystery Deepens In Cosmic 'Train Wreck'
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Old 16-August-2007, 09:58 PM
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Cougar Cougar is offline
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I think the B.A. queried correctly with the following:

Quote:
Originally Posted by B.A.
“Could the galaxies in Abell 520 have interacted in some way as to separate them from the dark matter?”
Isn’t this what is happening in the Bullet Cluster, enabling the detection of weak lensing where there is no luminous matter or gas, implying that it must be dark matter doing the lensing?
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