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Old 09-07-2019, 12:48 PM
gary
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Join Date: Apr 2005
Location: Mt. Kuring-Gai
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Gravitational-wave & radio observations of merging neutron stars - a new cosmic ruler

Using a combination of gravitational-wave and radio observations,
along with theoretical modelling, astronomers have demonstrated
a new "cosmic measuring stick" for determining the expansion rate
of the universe by looking at neutron star mergers.

Story here :-
https://public.nrao.edu/news/new-met...rse-expansion/
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