Scientists may have solved the mystery of an "impossible" merger between two black holes so massive and fast-spinning that ...

New simulations suggest magnetic fields hold the key to forming black holes that defy known mass limits. When powerful ...

The black hole was bigger than expected, and while the answer was hiding in plain sight, it still rewrites what we thought ...

In 2023, astronomers detected a huge collision. Two unprecedentedly massive black holes had crashed an estimated 7 billion ...

Monster black holes entered the cosmic scene soon after the Universe’s birth and grew rapidly, reaching millions or even ...

The enormous outburst was likely caused by an unfortunate star venturing too close to a supermassive black hole ...

Pairs of black holes have been detected in the past through their gravitational effects, but until now, scientists have never ...

Before atomic elements came together, less than a second after the Big Bang, if particles condensed into halos of matter, ...

Researcher Matthew Graham said scientists didn't initially "believe the numbers about the energy" emitting from the cosmic ...

A new study suggests that during a potential phase of primordial matter domination, particle interactions may have led to the formation of the universe’s first compact cosmic objects. Less than a ...

Active galactic nucleus (AGN) black hole 10 billion light-years away, J2245+3743, made the biggest and brightest flare ever ...