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Articles tagged: Ring of Fire

  • Event Horizon Telescope, M87, Ring of Fire 10 April 2019 Ring of fire around black hole revealed for first time

    ... direct evidence of their existence, has yielded nothing concrete so far. Last year ESO’s GRAVITY instrument observed a ring of extremely fast moving material racing around near Sag A*’s event horizon at about 30 percent the speed of light...

    • Event Horizon Telescope
    • M87
    • Ring of Fire

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