Baby Black Hole Booted Across Space: First-Ever Measurement of a Cosmic “Natal Kick”
A Cosmic Kick: Newborn Black Hole Sent Careening Through Space On April 12, 2019, two black holes collided 2.4 billion light-years away – an event detected as gravitational-wave signal GW190412. What happened next was extraordinary: the newly merged black hole was launched across space
