The massive black hole has been dubbed GW231123. Its unusual size and behavior is challenging scientists' understanding of ...

An international team of physicists discovered the largest-ever merger of 2 black holes through a phenomenon known as ...

The new black hole has more than 200 times the mass of our sun – and is challenging theories of how objects form in space ...

Learn more about LIGO, the observatory that detected two massive black holes merging, the largest in recorded history.

A collision observed between two black holes, each more massive than a hundred suns, is the largest merger of its kind ever ...

Astronomers have detected the signal of a colossal black hole in deep space that likely formed when two already-large black ...

The LIGO Hanford Observatory near the Tri-Cities and its twin in Louisiana detected ripples of time and space passing through ...

Using ripples in space-time predicted by Einstein, researchers detected a cosmic merger of unprecedented proportions. A ...

“It’s the most massive [merger] so far,” says Mark Hannam, a physicist at Cardiff University, UK, and part of the LVK ...

The powerful merger, designated GW231123, produced an extremely large black hole about 225 times the mass of our Sun.

The Laser Interferometer Gravitational-wave Observatory (LIGO) is no stranger to making history and breaking records. In 2015 ...

To date, the collaboration has detected dozens of merger events since its first Nobel Prize-winning discovery. Early detected ...