noun
EXAMPLES FROM CORPUS
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Another team reported finding where all the old quasars have gone.
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Astron will also observe the very distant and powerful quasars.
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Discovered in the early 1960s, quasars at first seemed to be small, bright stars.
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Intense searches have revealed no optical or other signal from the partner, nor does it eclipse the quasar .
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It seems inescapable that two images of a single quasar have been observed.
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Perhaps part of the redshift in quasars and unusual galaxies is not, after all, due to the expanding Universe.
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Recent studies of quasars have identified multiple images produced in this way.
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The quasar pair UM673A and UM673B both have red shifts of 2.72 and are separated by 2.2 arcsec.