A third, tenuously held companion to the known binary V404 Cygni may signal that at least some black holes form "gently." ...

Astronomers have stumbled upon something truly remarkable: a black hole that's not just part of a binary system, but part of ...

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An artist's impression shows a triple star system called V404 Cygni with a black hole and two ordinary stars. Material ...

Researchers have discovered something groundbreaking in the world of astrophysics—an incredible system where not one, but a ...

There's evidence out there for the supernova model of black hole formation. This is when a dying star erupts in a colossal ...

The conventional wisdom among astronomers is that black holes - those exceptionally dense objects with gravity ...

The system, called V404 Cygni, was thought to be a black hole and a companion star, but a second star billions of kilometres away was also found to be gravitationally connected to the duo.

Stellar-mass black holes typically form after a star goes supernova and collapses. However, the discovery of the first-ever triple black hole system, V404 Cygni, complicates that picture. This black ...

Astronomers have discovered a third star in the V404 Cygni system, now a rare triple black hole system 8,000 light-years away. This finding challenges ...