Science ❯ Physics ❯ General Relativity

Cosmology

Supermassive Black Holes Big Bang Hubble Constant Dark Energy and Dark Matter Dark Energy Redshift Evolution Black Hole Mergers Gravitational Effects Black Hole Formation

First Radio Image Shows Two Supermassive Black Holes Orbiting in Quasar OJ287

Peer-reviewed reanalysis of 2014 space–Earth radio interferometry resolves two distinct jets that align with OJ287's 12-year binary model.

Chandra Finds Early Quasar’s Black Hole Growing Beyond the Eddington Limit

LVK Confirms Record-Breaking 225-Solar-Mass Black Hole Merger