Science ❯Astrophysics ❯Cosmology
Milky Way Supermassive Black Holes Milky Way Galaxy Spiral Galaxies Galaxy Clusters Galaxy Formation Magellanic Clouds Circumgalactic Medium Messier 87 Active Galactic Nuclei Black Holes Star Systems Data Collection Elliptical Galaxies Cosmic Light Galaxy Dynamics Distant Galaxies Large Magellanic Cloud
The images confirm a binary supermassive black hole at OJ 287’s core, making the blazar a leading laboratory for merger-driven gravitational wave research.