Astronomers have constructed the largest-ever three-dimensional map of massive galaxies and distant black holes, which will help the investigation of the mysterious “dark matter” and “dark energy” that make up 96 percent of the universe.
M. A. Aragón (Johns Hopkins University)/M. SubbaRao (Adler Planetarium)/A. Szalay (Johns Hopkins University)/Y. Yao (Lawrence Berkeley National Laboratory, NERSC)/The SDSS-III Collaboration