KAGRA completes construction, MoA is signed

KAGRA celebrated the completion of its work to build the underground detector on Oct. 4, 2019, a milestone in an international effort to advance gravitational-wave astronomy and significantly deepen our understanding of the universe. Later in the day, the signing of a memorandum of agreement (MoA) on a research collaboration between KAGRA, LIGO and Virgo were held at the city of Toyama.