Colliding Neutron Stars Detected by Gravitational Waves

[glend]

Multi-messenger astronomy, grav waves and visual observation teams work together on locating and confirming source of gravitational wave burst in mid-August:


http://www.abc.net.au/news/science/2017-10-17/colliding-stars-revealed-by-gravitational-waves-and-light/9053750

[sjastro]

This was one of those poorly kept secrets, rumours of the discovery started to circulate in late September.

Christopher Berry from LIGO couldn't give a response until the official announcement date.
Check out his link for an excellent personalized account of the discovery.




https://cplberry.com/2017/10/16/gw170817/

[Leockl]

Hi everyone, if you do a sound analysis of the collision, there seem to be a smaller subsequent "bang" following the bigger main "bang", does anyone know why this is the case?