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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.
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.
LIGO-Virgo Network Catches Another Neutron Star Collision

News Release • January 6, 2020

LIGO and VIrgo detect another binary neutron star collision, dubbed GW190425.
What are gravitational waves? Why are we looking for them? LIGO's impact Public alerts of candidate events

News

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.

Headlines

LIGO shares Caltech and MIT statements responding to the Death of George Floyd

News Release • June 5, 2020

LIGO Suspends Third Observing Run (O3)

News Release • March 26, 2020

LIGO Laboratory’s Response to COVID-19

News Release • March 19, 2020

KAGRA Begins Initial Observations

News Release • March 3, 2020

Update on Quantum Squeezing Device

News Release • December 11, 2019

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