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The origins of these powerful objects have been a mystery since their discovery in the 1950s.

Clive tadhunterUniversity of sheffieldMonthly notices of the royal astronomical societyMonthly noticesRoyal astronomicalMilky wayIsaac newton telescopeEvent horizon telescopeWebb space telescopePhysical cosmologyPhysical sciencesOłtan argumentRadio astronomySupermassive black holeInteracting galaxyUniversity of sheffield