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Cosmic X-Rays Reveal a Distinctive Signature of Black Hole Event Horizons – SciTechDaily
An international team of astrophysicists has found a distinctive signature of black hole event horizons, unmistakably separating them from neutron stars — objects, comparable to black holes in mass and size but confined within a hard surface. This is by far t…

An international team of astrophysicists has found a distinctive signature of black hole event horizons, unmistakably separating them from neutron stars — objects, comparable to black holes in mass and size but confined within a hard surface. This is by far the strongest steady signature of stellar-mass black holes to date. The team consisting of Mr. Srimanta Banerjee and Professor Sudip Bhattacharyya from the Tata Institute of Fundamental Research, India, and Professor Marat Gilfanov and Profes…