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Published online 9 January 2007 | Nature | doi:10.1038/news070108-3
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Triple quasar hints at violent past
Colliding galaxies in the early Universe produced dance of superbright objects.
Astronomers have found a new record-breaker: a triplet of quasars.
Quasars are extremely bright and ancient objects that pour out colossal amounts of radiation — as much as a trillion Suns, or even more.
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