Astronomy Research

A Quasar at Cosmic Dawn Flickers into View

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June 22, 2026 • 71 views
Original source: Universe Today

Astronomers have detected a flickering quasar called J0439+1634 as it appeared only 850 million years after the Big Bang. That discovery raises fresh questions about black hole formation and activity in the early Universe. The flickering light of this distant cosmic lighthouse showed that black hole...

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