SpaceBizarre supernova may be powered by hidden disc of dust and gasA supernova that stayed bright for over three years seemed impossible, but it could be explained if the explosion is running into dense rings of dust and gasNews
SpaceGiant star smash-up may have made the biggest neutron star ever The collision that produced recent gravitational waves may have left behind the biggest neutron star ever seen. But it might have collapsed into a black hole News