11 billion years of history in one map: Astrophysicists reveal largest 3D model of the ...

(CNN)A global consortium of astrophysicists have created the world's largest three-dimensional map of the universe, a project 20 years in the making that researchers say helps better explain the history of the cosmos. The Sloan Digital Sky Survey (SDSS), a project involving hundreds of scientists at dozens of institutions worldwide, collected decades of data and mapped the universe with telescopes. With these measurements, spanning more than 2 million galaxies and...