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LIGO's Third Observing Run Resumes

On November 1st at 15:00 UTC the LIGO and Virgo gravitational wave detectors resumed their operations. All three sites were in a planned commissioning break since October 1st for scheduled maintenance and upgrades. The 3rd observing run started on April 1st, 2019 and will continue until April 30, 2020.  Read this news article on the LIGO Lab website to find out more about the upgrades and to see photos of the upgrades in progress.

Image: LLO engineer Danny Sellers inspects and cleans one of the test masses. Credit: Caltech/MIT/LIGO Lab

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