The Major Collision That Changed The Milky Way Galaxy
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….
Simons Foundation
Gravitational Waves From Merging Supermassive Black Holes Will Be Detected Within 10 years
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…