Sunday, 12 April 2015

New research shows Universe expansion pace isn’t as fast as assumed earlier





universe

Excerpt from thewestsidestory.net




The discovery throws new light on the currently accepted view of the

universe expanding at a faster and faster rate pulled apart by an

unknown force called dark energy this observation resulted in 2011 Nobel

Prize for Physics.

The researchers felt that the accelerating universe can be explained

on the basis of color difference in between two groups of supernova

leaving less acceleration than earlier assumed and in the process will

require lesser dark energy.

Milne said, “We’re proposing that our data suggest there might be

less dark energy than textbook knowledge, but we can’t put a number on

it, until our paper, the two populations of supernovae were treated as

the same population. To get that final answer, you need to do all that

work again, separately for the red and for the blue population.


Type la supernovae are considered as a benchmark for far away sources

of light they do have a fraction of variability which has limited our

knowledge of the size of the universe.





Source Article from http://feedproxy.google.com/~r/AscensionEarth2012/~3/Xi0zNb8qtj0/new-research-shows-universe-expansion.html



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