Andromeda’s and the Milky Way’s black holes will collide. Here’s how it may play out
Supermassive black holes will merge less than 17 million years after galaxy merger
![image of Andromeda galaxy](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2021/03/022621_sp_milkomeda_feat.jpg?fit=1030%2C580&ssl=1)
The Milky Way galaxy will merge with neighboring Andromeda (pictured) about 10 billion years from now — a bit later than previously estimated.
David (Deddy) Dayag/Wikimedia Commons (CC-BY-SA-4.0)