Pair of black holes prepare to take the plunge
Closely separated duo likely to merge in a million years
![black holes are on a collision course](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2015/01/cc_bh_merger_still3_free.jpg?fit=860%2C460&ssl=1)
FACE OFF Two supermassive black holes are on a collision course in the center of a galaxy in this image from a computer simulation.
NASA/CXC/A. Hobart, Josh Barnes (U. of Hawaii), John Hibbard (NRAO)