Gravitational wave ‘tones’ detected following the merger of two black holes confirm the decades-old ‘no-hair theory’ of black hole properties. For the first time, astrophysicists…
Astronomers have spotted a distant pair of titanic black holes headed for a collision. Each black hole’s mass is more than 800 million times that…
An international team of astronomers has discovered an ancient and dramatic head-on collision between the Milky Way and a smaller object, dubbed the “Sausage” galaxy….
A New survey of fast-spinning pulsar stars offers a better estimate of when astronomers will first detect gravitational waves from merging supermassive black holes. Astronomers…