LIGO, Virgo and KAGRA Observing Run Plans
News Release • July 16, 2021
LVK observing plans, July 2021 update
LIGO-Virgo-KAGRA Webinar on Latest Observational Results
News Release • June 29, 2021
An LVK webinar to discuss results from the collaboration's paper entitled “Gravitational waves from neutron star-black hole coalescences”, published 29 June 2021.
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.
LIGO-Virgo-KAGRA Webinar on Recent Search for Lensing Signatures in Gravitational-wave Observations
News Release • May 24, 2021
Watch a video of the webinar.
O3a Bulk Strain Data Release
News Release • April 17, 2021
LIGO/Virgo release latest data to the public
LIGO-Virgo-KAGRA Webinar to Discuss New Results on the Gravitational-wave Background
News Release • February 2, 2021
An online LVK webinar entitled “Constraining astrophysical and cosmological gravitational-wave backgrounds with Advanced LIGO and Virgo's 3rd observing run.”
LIGO and Virgo to Receive IEEE Milestone Plaques
News Release • January 22, 2021
IEEE to bestow the Milestone awards to the gravitational-wave observatories of LIGO and Virgo.
Science Saturdays cancelled
Livingston • News Release • January 7, 2021
LIGO Livingston Observatory is canceling its March 2020 through February 2021 Science Saturdays, as well as all other public events in order to reduce risks posed by COVID-19. This decision comes from following Louisiana and CDC guidelines limiting events involving large gatherings of people, especially in communal/small spaces. We apologize for any inconvenience this may cause, and we hope to resume our regular tour schedule in the future.
Winner of the 2020 Award for Excellence in Detector Characterization and Calibration Announced
News Release • November 23, 2020
Siddharth Soni (Louisiana State University) is the winner of the 2020 Award for Excellence in Detector Characterization and Calibration.
3rd LIGO/Virgo Webinar on the Latest Results from the First-half of the 3rd Observing Run
News Release • November 16, 2020
3rd LIGO/Virgo webinar on the latest results from the 1st half of the 3rd Observing Run
2nd LIGO/Virgo Webinar on the Latest Results from the First-half of the 3rd Observing Run
News Release • November 10, 2020
2nd LIGO/Virgo webinar on the latest results from the 1st half of the 3rd Observing Run
1st LIGO/Virgo Webinar on the Latest Results from the First-half of the 3rd Observing Run
News Release • November 2, 2020
LIGO-Virgo webinar (1 of 3) to discuss the GWTC-2 results
LIGO and Virgo Announce New Detections in Updated Catalog
News Release • October 28, 2020
LIGO/Virgo release second Gravitational Wave Transient Catalog (GWTC-2)
LIGO Celebrates 5th Anniversary of First Gravitational Wave Detection
News Release • September 14, 2020
Staff remember that historic day, and reflect on what's happened since then.
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.
Webinar on GW190521 Results from the LIGO-Virgo-Kagra Collaboration
News Release • September 1, 2020
On September 3rd, in a live webinar, the LIGO-Virgo-Kagra Collaboration will discuss the GW190521 results.
LIGO Observatories Humming with Upgrade Activities
News Release • August 24, 2020
Some LIGO staff and engineers have returned to the sites to begin planned upgrades.
Quantum fluctuations can jiggle objects on the human scale
Feature Story • July 1, 2020
For the first time, a team led by researchers at LIGO MIT has measured the effects of quantum fluctuations on an object at the human scale.
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.
LIGO shares Caltech and MIT statements responding to the Death of George Floyd
News Release • June 5, 2020
LIGO Laboratory which is managed by Caltech and MIT, would like to share their statements regarding recent events:
GW190412: The Merger of Two Black Holes with Unequal Masses
News Release • April 20, 2020
On April 12, 2019, LIGO and Virgo observed gravitational waves produced by the inspiral and merger of two black holes of unequal masses, an event dubbed GW190412.