:Picture of the day/April 25, 2006 - Knowledge
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94:) was chosen because of the low density of bright stars. Although most of the targets visible in the Hubble image can also be seen at infrared wavelengths by ground-based telescopes, Hubble is the only instrument which can make observations of these distant targets at visible wavelengths.
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86:, looking back in time more than 13 billion years. The HUDF contains an estimated 10,000
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66:data accumulated over a period from
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58:is an image of a small region of
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18:Knowledge:Picture of the day
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51:Hubble Ultra Deep Field
64:Hubble Space Telescope
109:Nominate new image
32:Picture of the day
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68:September 3
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92:full moon
88:galaxies
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