Original: The Hubble Ultra Deep Field ( HUDF ) is an image of a small region of space in the constellation Fornax , composited from Hubble Space Telescope data accumulated over a period from September 24 , 2003 through to January 16 , 2004 .
Simplified: The Hubble Ultra Deep Field , or HUDF , is an image of a small part of space in the constellation Fornax .