Redshift - Wikipedia
http://en.wikipedia.org/wiki/Redshift
The Cosmology Survey Multi-Cycle Treasury Program
http://csmct.ucolick.org/
New Hubble treasury project to survey first third of cosmic time, study dark energy
http://www.physorg.com/news187880057.html
New Hubble Project Will Survey Beginnings of Cosmic Time | Universe Today
this study will look at objects at distances from about z=1.5 to z=8.http://www.universetoday.com/2010/03/16/new-hubble-project-will-survey-beginnings-of-cosmic-time/