A team led by scientists that included Berkeley Lab researchers has simulated the formation of a disc of matter, a giant burst of ejected matter, and the startup of energetic jets in the aftermath of a merger by two neutron stars. https://newscenter.lbl.gov/2019/12/12/simulations-attempt-to-reconstruct-one-of-the-most-explosive-events-in-the-universe-a-neutron-star-merger/