Lyman-alpha Map Close-up (IMAGE)

DOE/Lawrence Berkeley National Laboratory

Lyman-alpha Map Close-up

Caption

Zooming in on a slice of the BOSS map shows areas with more (red) and less (blue) intergalactic gas, as revealed by correlations of the Lyman-alpha forest data from the spectra of thousands of quasars. A distance of one billion light years is indicated by the scale bar.

Credit

(Anže Slosar and BOSS Lyman-alpha cosmology working group

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