Tag: relativity
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Cosmic Fireworks: The Largest Black Hole Flare Ever Detected
What was observed A recent study reports the discovery of the most powerful flare ever observed from a supermassive black hole. The event, which occurred when a colossal star wandered too close to the black hole’s gravitational grip, unleashed a brilliant outburst of energy visible across vast cosmic distances. The arrived light is described as…
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Twin Black Holes in OJ287: The First Radio Image of a Cosmological Binary
Cosmic milestone: seeing two black holes orbiting each other A long-sought visualization has arrived. Astronomers have captured the first radio image of two supermassive black holes orbiting each other within the quasar OJ287, located about 5 billion light-years away. This groundbreaking image provides visual confirmation of a binary black hole system that had been predicted…
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The First Black Hole We Saw Changes Its Magnetic Weather: M87*’s Dynamic Magnetism
M87*: A Supermassive Black Hole With Dynamic Magnetic Weather When scientists released the first image of a black hole in 2019, the focus was on the shadow and the surrounding glow. But new time-series data from the Event Horizon Telescope (EHT) reveal something equally dramatic and unexpected: the magnetic field near M87*’s edge is not…