Full-spectrum study of small patch of sky yields portrait of maturing universe

A small piece of the Extended Groth Strip, where each point is a galaxy a fraction of the distance to the edge of the universe. Snapped by the Hubble Space Telescope, many such images were assembled into a panorama of the entire strip. Credit: NASA, ESA, M. Davis [UC Berkeley], S. Faber [UC Santa Cruz], and A. Koekemoer [STScI]