Hubble Deep Field

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Hubble Deep Field

n.
An image taken by the Hubble Space Telescope of a small area of sky located in the constellation Ursa Major and chosen because it contains few obstacles that interfere with deep-space imaging. The long exposure time used enabled imaging of distant galaxies as they appeared very early in the history of the universe.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in periodicals archive ?
galaxies that may be more massive than most of the ones we find in the Hubble Deep Field North," says Dickinson.
Many astronomers have used the data compiled from that region of sky, known as the Hubble Deep Field North, as a basis for further studies at a variety of wavelengths (SN: 1/20/96, p.
Richer of the University of British Columbia in Vancouver, and their colleagues compared the 1995 images of the Hubble Deep Field North, the region viewed in exquisite detail by the Hubble Space Telescope, with those that the telescope took 2 years later.