Back to matchesWe found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleAn eXtremely Deep Field.AbstractA photograph of the eXtreme Deep Field (XDF) taken of a patch of sky at the center of the original Hubble Ultra Deep Field is presented.SubjectsHUBBLE deep field; OUTER spacePublicationMercury, 2012, Vol 41, Issue 4, p47ISSN0047-6773Publication typeImage