Dark Matter Map (IMAGE)

DOE/Lawrence Berkeley National Laboratory

Dark Matter Map

Caption

Visible matter follows an underlying dark matter scaffolding. At left, blue indicates the mass of stars in galaxies in a given area, yellow the number of galaxies, and red the sources of brightest x-ray emission. Contours at right are the distribution of dark matter, from gravitational lensing.

Credit

(Richard Massey et al, <i>Nature</i> 2007)

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