COSMOS-AzTEC3*COSMOS-AzTEC3

Identify Most Distant Galaxy Cluster
NASA Telescopes Help Identify Most Distant Galaxy Cluster - NASA Jet Propulsion Laboratory
"The developing cluster, named COSMOS-AzTEC3, was discovered and characterized by multi-wavelength telescopes, including NASA's Spitzer, Chandra and Hubble space telescopes, and the ground-based W.M. Keck Observatory and Japan's Subaru Telescope."
http://www.jpl.nasa.gov/news/news.cfm?release=2011-013
NASA Telescopes Help Identify Most Distant Galaxy Cluster - NASA Spitzer Space Telescope
http://www.spitzer.caltech.edu/news/1245-ssc2011-02-NASA-Telescopes-Help-Identify-Most-Distant-Galaxy-Cluster