Tag: Star

We are the LIGO Scientific Collaboration, the Virgo Collaboration, and partners from 70 other observatories. We have made the first...

**Our short bio:** On August 17, 2017 astronomers around the world were alerted to gravitational waves observed by the LIGO and Virgo detectors. This gravitational wave event, now known as GW170817, appeared to be the result of the merger of two neutron stars. Less than two seconds after the GW170817 signal, NASA’s Fermi satellite observed a gamma-ray burst. Within minutes of these initial detections, telescopes…