Keel, William C., Raymond E. White III., Scott Chapman, and Rogier A. Windhorst. 2009. "The disappearance of Lyα blobs: a GALEX search at z=0.8." Astronomical Journal 138(3):986.
Lyman alpha blobs - luminous, spatially extended emission-line nebulae, often lacking bright continuum counterparts - are common in dense environments at high redshift. Until recently, atmospheric absorption and filter ...