Robuta

https://arxiv.org/abs/2506.09882 [2506.09882] Black hole photon ring beyond General Relativity: an integrable parametrization Abstract page for arXiv paper 2506.09882: Black hole photon ring beyond General Relativity: an integrable parametrization black holephoton ring https://www.universetoday.com/articles/what-comes-after-photographing-a-black-holes-event-horizon-could-we-see-the-photon-ring What Comes After Photographing a Black Hole's Event Horizon? Could we see the Photon Ring? -... Jun 13, 2025 - The Next Generation Event Horizon Telescope may reveal the dark edge of a black hole's event horizon.