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Odd-Shaped Pieces Confuse Puzzle of Galaxy Evolution

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Science  24 Mar 2000:
Vol. 287, Issue 5461, pp. 2142-2143
DOI: 10.1126/science.287.5461.2142

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Using new detectors that operate at infrared and submillimeter wavelengths, along with the Hubble Space Telescope's two Deep Field views of the early universe, astronomers had hoped that views of the most distant visible galaxies would clarify how galaxies grow and change. But the distant galaxies' properties are so uncertain that cosmologists have trouble fitting them into models of galactic evolution.