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LIGO-Virgo-KAGRA Finds Elusive Mergers of Black Holes with Neutron Stars

News Release • June 29, 2021

LVK scientists capture two NSBH merger events 10 days apart in January 2020.
A “bang” in LIGO and Virgo detectors signals most massive gravitational-wave source yet

News Release • September 2, 2020

GW190521, a binary black hole merger likely produced gravitational waves equal to the energy of eight suns.
LIGO-Virgo Finds Mystery Object in "Mass Gap"

News Release • June 23, 2020

LIGO and Virgo report the observation of a merger involving a black hole of 23 solar masses and a compact object of 2.6 solar masses, detected during LIGO’s and Virgo’s 3rd observing run on August 14, 2019. The merger resulted in a final black hole of about 25 solar masses, located about 800 million light-years from Earth.
What are gravitational waves? Why are we looking for them? LIGO's Impact Public Alerts

News

Winner of the 2021 Award for Excellence in Detector Characterization and Calibration Announced

News Release • November 22, 2021

Ethan Payne (Caltech) is the winner of the 2021 Award for Excellence in Detector Characterization and Calibration.

Headlines

LIGO-Virgo-Kagra Webinar to Discuss New Observational Results

News Release • November 18, 2021

Update on LIGO, Virgo and Kagra Observing Run Plans

News Release • November 15, 2021

GWTC-3 Catalog and O3b Bulk Strain Data Release

News Release • November 7, 2021

Peter Fritschel Receives the 2022 Richard A. Isaacson Award in Gravitational-Wave Science

News Release • October 18, 2021

New material to improve the range of gravitational wave detectors

News Release • August 17, 2021

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