More on Slipher and the Expanding Universe

Reblogged from Antimatter:

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In an earlier post, I mentioned an upcoming  conference in Arizona to celebrate the pioneering work of the American astronomer Vesto Slipher. As mentioned previously, 2012 marks the centenary of Slipher's observation that light from the Andromeda nebula was Doppler shifted, a finding he interpreted as evidence of a radial velocity for the nebula. By 1917, he had established that the light from many of the distant nebulae is…

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Here's an account of the conference I recently attended in Flagstaff, about The Origins of the Expanding Universe, by Cormac O' Raifeartaigh ( fellow blogger, who was also there).