Collision between black hole and 'mysterious object' puzzles astronomers - CNET

Collision between black hole and 'mysterious object' puzzles astronomers  CNET'Black neutron star' discovery changes astronomy  BBC NewsVisualization of the binary black hole merger GW190814  Max-Planck-Institut für Gravitationsphysik (Albert-Einstein-Institut)CSUF News Center - CSUF Scientists Unravel Mystery Merger in the Universe  CSUF NewsGravitational waves reveal merger between black hole and mystery 'mass gap' object  CNNView Full Cov