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 ...

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

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

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

A short-lived ripple in space-time revealed that two black holes merged into a giant black hole with the mass of 225 suns ...

A collaboration between humanity’s three gravitational wave detectors have identified a black hole merger event that created ...

The Trump administration has proposed closing either the LIGO Hanford observatory in WA or its twin in Louisiana.

Two colossal black holes—among the most massive ever seen—collided in deep space, creating gravitational waves that rippled across the cosmos and shook the foundations of astrophysical theory.

The Laser Interferometer Gravitational-Wave Observatory (LIGO)'s LIGO-Virgo-KAGRA (LVK) collaboration has detected an ...

Astronomers have detected the most massive black hole merger ever observed, challenging stellar evolution and black hole formation theories.