An artist's illustration of the black hole GW170817 created from the crash of two neutron stars | NASA/CXC/M.Weiss

Observations of Neutron Star Collision Appear to Show the Creation of a Black Hole

A widely studied collision of two neutron stars, detected in August 2017, now appears to have created a black hole, supporting a long-held scientific theory.

An artist's illustration of GW170817, the neutron-star collision whose gravitational waves were detected in August 2017. Bottom images show the progression of the event. | Illustration: NASA/CXC/M. Weiss; Images: NASA/CXC/Trinity University/D. Pooley et al.