Home Science Birth of a black hole or neutron star captured for first time

Birth of a black hole or neutron star captured for first time

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After combining several imaging sources, including hard X-rays and radiowaves, a team now speculates that the telescopes captured the exact moment a star collapsed to form a compact object, such as a black hole or neutron star. The stellar debris, approaching and swirling around the object’s event horizon, caused The Cow’s remarkably bright glow.