The Herschel–ATLAS Data Release 2, Paper I. Submillimeter and Far-Infrared Images of the South and North Galactic Poles: The Largest Herschel Survey of the Extragalactic Sky
Matthew W. L. Smith et al 2017 ApJS 233 26
The Herschel Astrophysical Terahertz Large Area Survey (H-ATLAS), a survey of 660 deg2, has produced the largest submillimeter images that have been made of the extragalactic sky.