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NASA's Goddard Space Flight Center

Intense Flash From Milky Way's Black Hole Illuminated Gas Far Outside of Our Galaxy

2 Jun 2020, 15:15 UTC
Intense Flash From Milky Way's Black Hole Illuminated Gas Far Outside of Our Galaxy NASA, ESA, L. Hustak (STScI)

About 3.5 million years ago, the supermassive black hole at the center of our Milky Way galaxy unleashed an enormous burst of energy. Our primitive ancestors, already afoot on the African plains, likely would have witnessed this flare as a ghostly glow high overhead in the constellation Sagittarius. It might have persisted for 1 million years.

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