12 billion years of black hole history, revealed through X-rays and simulations
![12 billion years of black hole history, revealed through X-rays and simulations](https://cdn.mos.cms.futurecdn.net/JYtPFt7jfWEGVYKWgPnLJc.jpg)
New findings show the black hole at the heart of our Milky Way galaxy had a late growth spurt.
New findings show the black hole at the heart of our Milky Way galaxy had a late growth spurt.