Elena Pian speaks during the ESO press conference announcing the discovery of a neutron star merger

Elena Pian, service astronomer the National Institute for Astrophysics — Institute of Space Astrophysics and Cosmic Physics, Bologna (INAF-IASF Bologna), talks about neutron star mergers during the press conference at the European Southern Observatory announcing the first discovery of a neutron star merger and its electromagnetic counterpart. The press conference took place on 16 October 2017.