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2 de jul. de 2024 · While disks around supermassive black holes have been imaged previously—the Event Horizon Telescope imaged disks circling black holes at the heart of our own galaxy in 2022 and Messier 87 in 2019—these disks are much closer and more tame than the ones that churn around quasars.
25 de jun. de 2024 · The Event Horizon Telescope has produced resolved images of the supermassive black holes Sgr A* and M87*, which present the largest shadows on the sky.
Há 1 dia · Because of the extreme warping of time around a black hole, we can also never hope to see the event horizon itself. "The event horizon forms after an infinite time has elapsed on Earth ...
26 de jun. de 2024 · A physicist investigating black holes has found that, in an expanding universe, Einstein's equations require that the rate of the universe's expansion at the event horizon of every black...
30 de jun. de 2024 · Twelve Possible New Targets. Both the Milky Way and a galaxy known as M87 have supermassive black holes at their core. These are the two largest black holes we know about and the Event...
13 de jun. de 2024 · Good news: as long as the black hole is big enough you can sail through the event horizon without harm and get to experience the interior of the black hole before you’re annihilated by...
- 19 min
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- PBS Space Time
Há 2 dias · The defining feature of a black hole is the appearance of an event horizon—a boundary in spacetime through which matter and light can pass only inward towards the mass of the black hole. Nothing, not even light, can escape from inside the event horizon.
