News

The merger wasn’t just the biggest ever, but also an event so rare that it challenges existing models for black hole genesis.
Two colossal black holes among the most massive ever seen collided in deep space, creating gravitational waves that rippled ...
The massive black hole has been dubbed GW231123. Its unusual size and behavior is challenging scientists' understanding of ...
“It’s the most massive [merger] so far,” says Mark Hannam, a physicist at Cardiff University, UK, and part of the LVK ...
A gravitational wave has revealed the biggest black-hole merger ever recorded—so massive and extreme, it defies current astrophysical models. The clash formed a 225-solar-mass monster, possibly made ...