Input (grade 13): 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.
Output (grade 9): The Hubble Ultra Deep Field, or HUDF, is an image of a small part of space in the constellation Fornax.