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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

LIGO-Virgo-Kagra Webinar to Discuss Observational Results

News Release • January 20, 2022

Thursday 27 January 2022, at 9:00AM US Eastern

Headlines

Two LIGO-Virgo-KAGRA Webinars to Discuss Further Observational Results

News Release • December 7, 2021

LIGO-Virgo-Kagra Webinar to Discuss New Observational Results

News Release • November 29, 2021

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

News Release • November 22, 2021

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

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