Collision illuminates the mysterious makeup of neutron stars
Recently detected crash provides hints to size, innards of these stellar cores
![neutron star collision](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2017/12/112917_EC_neutron-star-collision_feat.jpg?fit=860%2C460&ssl=1)
SMASH HIT The recently detected violent collision of two neutron stars (illustrated) is helping scientists understand the strange stuff that makes up the incredibly dense objects.
Mark Garlick/University of Warwick